Home / 52,011,343.49-78,028,196.11-15,123,874.43

Finding the Fourth Proportional to 52,011,343.49, 78,028,196.11 and 15,123,874.43

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Solution

The fourth proportional to 52,011,343.49, 78,028,196.11 and 15,123,874.43 is: 22,689,062.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,011,343.49 : 78,028,196.11 = 15,123,874.43 : x
  2. Step 2: Convert to fraction form
    52,011,343.49/78,028,196.11 = 15,123,874.43/x
  3. Step 3: Cross multiply
    52,011,343.49x = 78,028,196.11 × 15,123,874.43
  4. Step 4: Simplify right side
    52,011,343.49x = 1,180,088,639,501,294.25
  5. Step 5: Solve for x
    x = 1,180,088,639,501,294.25/52,011,343.49
  6. Step 6: Final answer
    x = 22,689,062.81

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