Home / 9,061,348.70-13,592,023.05-5,478,167.90

Finding the Fourth Proportional to 9,061,348.70, 13,592,023.05 and 5,478,167.90

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Solution

The fourth proportional to 9,061,348.70, 13,592,023.05 and 5,478,167.90 is: 8,217,251.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,061,348.70 : 13,592,023.05 = 5,478,167.90 : x
  2. Step 2: Convert to fraction form
    9,061,348.70/13,592,023.05 = 5,478,167.90/x
  3. Step 3: Cross multiply
    9,061,348.70x = 13,592,023.05 × 5,478,167.90
  4. Step 4: Simplify right side
    9,061,348.70x = 74,459,384,368,570.11
  5. Step 5: Solve for x
    x = 74,459,384,368,570.11/9,061,348.70
  6. Step 6: Final answer
    x = 8,217,251.85

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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.