Home / 52,488,128.30-78,732,192.45-25,614,272.30

Finding the Fourth Proportional to 52,488,128.30, 78,732,192.45 and 25,614,272.30

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Solution

The fourth proportional to 52,488,128.30, 78,732,192.45 and 25,614,272.30 is: 38,421,408.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,488,128.30 : 78,732,192.45 = 25,614,272.30 : x
  2. Step 2: Convert to fraction form
    52,488,128.30/78,732,192.45 = 25,614,272.30/x
  3. Step 3: Cross multiply
    52,488,128.30x = 78,732,192.45 × 25,614,272.30
  4. Step 4: Simplify right side
    52,488,128.30x = 2,016,667,816,190,304.25
  5. Step 5: Solve for x
    x = 2,016,667,816,190,304.25/52,488,128.30
  6. Step 6: Final answer
    x = 38,421,408.45

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.