Home / 9,061,346.70-13,592,020.05-8,712,981.90

Finding the Fourth Proportional to 9,061,346.70, 13,592,020.05 and 8,712,981.90

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Solution

The fourth proportional to 9,061,346.70, 13,592,020.05 and 8,712,981.90 is: 13,069,472.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,061,346.70 : 13,592,020.05 = 8,712,981.90 : x
  2. Step 2: Convert to fraction form
    9,061,346.70/13,592,020.05 = 8,712,981.90/x
  3. Step 3: Cross multiply
    9,061,346.70x = 13,592,020.05 × 8,712,981.90
  4. Step 4: Simplify right side
    9,061,346.70x = 118,427,024,680,087.11
  5. Step 5: Solve for x
    x = 118,427,024,680,087.11/9,061,346.70
  6. Step 6: Final answer
    x = 13,069,472.85

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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.