Home / 9,061,337.70-13,592,006.55-5,478,156.90

Finding the Fourth Proportional to 9,061,337.70, 13,592,006.55 and 5,478,156.90

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Solution

The fourth proportional to 9,061,337.70, 13,592,006.55 and 5,478,156.90 is: 8,217,235.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,061,337.70 : 13,592,006.55 = 5,478,156.90 : x
  2. Step 2: Convert to fraction form
    9,061,337.70/13,592,006.55 = 5,478,156.90/x
  3. Step 3: Cross multiply
    9,061,337.70x = 13,592,006.55 × 5,478,156.90
  4. Step 4: Simplify right side
    9,061,337.70x = 74,459,144,466,727.70
  5. Step 5: Solve for x
    x = 74,459,144,466,727.70/9,061,337.70
  6. Step 6: Final answer
    x = 8,217,235.35

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Similar ratio
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1.5x scale

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.