Home / 75,564,006.10-113,346,009.15-71,085,030.10

Finding the Fourth Proportional to 75,564,006.10, 113,346,009.15 and 71,085,030.10

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Solution

The fourth proportional to 75,564,006.10, 113,346,009.15 and 71,085,030.10 is: 106,627,545.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,564,006.10 : 113,346,009.15 = 71,085,030.10 : x
  2. Step 2: Convert to fraction form
    75,564,006.10/113,346,009.15 = 71,085,030.10/x
  3. Step 3: Cross multiply
    75,564,006.10x = 113,346,009.15 × 71,085,030.10
  4. Step 4: Simplify right side
    75,564,006.10x = 8,057,204,472,142,625
  5. Step 5: Solve for x
    x = 8,057,204,472,142,625/75,564,006.10
  6. Step 6: Final answer
    x = 106,627,545.15

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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.