Home / 7,402,460.90-11,103,691.35-5,720,771.30

Finding the Fourth Proportional to 7,402,460.90, 11,103,691.35 and 5,720,771.30

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Solution

The fourth proportional to 7,402,460.90, 11,103,691.35 and 5,720,771.30 is: 8,581,156.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,402,460.90 : 11,103,691.35 = 5,720,771.30 : x
  2. Step 2: Convert to fraction form
    7,402,460.90/11,103,691.35 = 5,720,771.30/x
  3. Step 3: Cross multiply
    7,402,460.90x = 11,103,691.35 × 5,720,771.30
  4. Step 4: Simplify right side
    7,402,460.90x = 63,521,678,799,138.25
  5. Step 5: Solve for x
    x = 63,521,678,799,138.25/7,402,460.90
  6. Step 6: Final answer
    x = 8,581,156.95

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Double scale
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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.