Home / 40,747,640.74-61,123,353.55-13,082,687.16

Finding the Fourth Proportional to 40,747,640.74, 61,123,353.55 and 13,082,687.16

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Solution

The fourth proportional to 40,747,640.74, 61,123,353.55 and 13,082,687.16 is: 19,624,638.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,747,640.74 : 61,123,353.55 = 13,082,687.16 : x
  2. Step 2: Convert to fraction form
    40,747,640.74/61,123,353.55 = 13,082,687.16/x
  3. Step 3: Cross multiply
    40,747,640.74x = 61,123,353.55 × 13,082,687.16
  4. Step 4: Simplify right side
    40,747,640.74x = 799,657,712,476,396.25
  5. Step 5: Solve for x
    x = 799,657,712,476,396.25/40,747,640.74
  6. Step 6: Final answer
    x = 19,624,638.33

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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.