Home / 47,967,516.74-71,935,163.75-15,611,809.92

Finding the Fourth Proportional to 47,967,516.74, 71,935,163.75 and 15,611,809.92

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Solution

The fourth proportional to 47,967,516.74, 71,935,163.75 and 15,611,809.92 is: 23,412,471.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,967,516.74 : 71,935,163.75 = 15,611,809.92 : x
  2. Step 2: Convert to fraction form
    47,967,516.74/71,935,163.75 = 15,611,809.92/x
  3. Step 3: Cross multiply
    47,967,516.74x = 71,935,163.75 × 15,611,809.92
  4. Step 4: Simplify right side
    47,967,516.74x = 1,123,038,103,029,074.38
  5. Step 5: Solve for x
    x = 1,123,038,103,029,074.38/47,967,516.74
  6. Step 6: Final answer
    x = 23,412,471.18

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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.