Home / 55,488,001.40-83,232,002.10-28,614,145.40

Finding the Fourth Proportional to 55,488,001.40, 83,232,002.10 and 28,614,145.40

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Solution

The fourth proportional to 55,488,001.40, 83,232,002.10 and 28,614,145.40 is: 42,921,218.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,488,001.40 : 83,232,002.10 = 28,614,145.40 : x
  2. Step 2: Convert to fraction form
    55,488,001.40/83,232,002.10 = 28,614,145.40/x
  3. Step 3: Cross multiply
    55,488,001.40x = 83,232,002.10 × 28,614,145.40
  4. Step 4: Simplify right side
    55,488,001.40x = 2,381,612,610,022,505
  5. Step 5: Solve for x
    x = 2,381,612,610,022,505/55,488,001.40
  6. Step 6: Final answer
    x = 42,921,218.10

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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.