Home / 69,351,001.80-95,705,928.91-39,581,052.72

Finding the Fourth Proportional to 69,351,001.80, 95,705,928.91 and 39,581,052.72

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Solution

The fourth proportional to 69,351,001.80, 95,705,928.91 and 39,581,052.72 is: 54,622,735.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,351,001.80 : 95,705,928.91 = 39,581,052.72 : x
  2. Step 2: Convert to fraction form
    69,351,001.80/95,705,928.91 = 39,581,052.72/x
  3. Step 3: Cross multiply
    69,351,001.80x = 95,705,928.91 × 39,581,052.72
  4. Step 4: Simplify right side
    69,351,001.80x = 3,788,141,417,803,282
  5. Step 5: Solve for x
    x = 3,788,141,417,803,282/69,351,001.80
  6. Step 6: Final answer
    x = 54,622,735.35

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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.