Home / 82,571,956.98-123,776,122.73-38,774,313.38

Finding the Fourth Proportional to 82,571,956.98, 123,776,122.73 and 38,774,313.38

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Solution

The fourth proportional to 82,571,956.98, 123,776,122.73 and 38,774,313.38 is: 58,123,052.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,571,956.98 : 123,776,122.73 = 38,774,313.38 : x
  2. Step 2: Convert to fraction form
    82,571,956.98/123,776,122.73 = 38,774,313.38/x
  3. Step 3: Cross multiply
    82,571,956.98x = 123,776,122.73 × 38,774,313.38
  4. Step 4: Simplify right side
    82,571,956.98x = 4,799,334,171,331,865
  5. Step 5: Solve for x
    x = 4,799,334,171,331,865/82,571,956.98
  6. Step 6: Final answer
    x = 58,123,052.27

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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.