Home / 84,082,474.80-126,123,712.20-62,559,114.30

Finding the Fourth Proportional to 84,082,474.80, 126,123,712.20 and 62,559,114.30

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Solution

The fourth proportional to 84,082,474.80, 126,123,712.20 and 62,559,114.30 is: 93,838,671.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,082,474.80 : 126,123,712.20 = 62,559,114.30 : x
  2. Step 2: Convert to fraction form
    84,082,474.80/126,123,712.20 = 62,559,114.30/x
  3. Step 3: Cross multiply
    84,082,474.80x = 126,123,712.20 × 62,559,114.30
  4. Step 4: Simplify right side
    84,082,474.80x = 7,890,187,727,460,104
  5. Step 5: Solve for x
    x = 7,890,187,727,460,104/84,082,474.80
  6. Step 6: Final answer
    x = 93,838,671.45

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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.