Home / 52,002,703.60-78,004,055.40-25,128,847.60

Finding the Fourth Proportional to 52,002,703.60, 78,004,055.40 and 25,128,847.60

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Solution

The fourth proportional to 52,002,703.60, 78,004,055.40 and 25,128,847.60 is: 37,693,271.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,002,703.60 : 78,004,055.40 = 25,128,847.60 : x
  2. Step 2: Convert to fraction form
    52,002,703.60/78,004,055.40 = 25,128,847.60/x
  3. Step 3: Cross multiply
    52,002,703.60x = 78,004,055.40 × 25,128,847.60
  4. Step 4: Simplify right side
    52,002,703.60x = 1,960,152,020,328,557.25
  5. Step 5: Solve for x
    x = 1,960,152,020,328,557.25/52,002,703.60
  6. Step 6: Final answer
    x = 37,693,271.40

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Similar ratio
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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.