Home / 38,679,624.77-53,454,436.01-31,699,294.85

Finding the Fourth Proportional to 38,679,624.77, 53,454,436.01 and 31,699,294.85

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Solution

The fourth proportional to 38,679,624.77, 53,454,436.01 and 31,699,294.85 is: 43,807,765.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,679,624.77 : 53,454,436.01 = 31,699,294.85 : x
  2. Step 2: Convert to fraction form
    38,679,624.77/53,454,436.01 = 31,699,294.85/x
  3. Step 3: Cross multiply
    38,679,624.77x = 53,454,436.01 × 31,699,294.85
  4. Step 4: Simplify right side
    38,679,624.77x = 1,694,467,927,695,679
  5. Step 5: Solve for x
    x = 1,694,467,927,695,679/38,679,624.77
  6. Step 6: Final answer
    x = 43,807,765.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.