Home / 52,002,681.10-78,004,021.65-39,153,618.70

Finding the Fourth Proportional to 52,002,681.10, 78,004,021.65 and 39,153,618.70

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Solution

The fourth proportional to 52,002,681.10, 78,004,021.65 and 39,153,618.70 is: 58,730,428.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,002,681.10 : 78,004,021.65 = 39,153,618.70 : x
  2. Step 2: Convert to fraction form
    52,002,681.10/78,004,021.65 = 39,153,618.70/x
  3. Step 3: Cross multiply
    52,002,681.10x = 78,004,021.65 × 39,153,618.70
  4. Step 4: Simplify right side
    52,002,681.10x = 3,054,139,720,750,645.50
  5. Step 5: Solve for x
    x = 3,054,139,720,750,645.50/52,002,681.10
  6. Step 6: Final answer
    x = 58,730,428.05

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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.