Home / 9,291,010.20-13,936,515.30-6,456,658.20

Finding the Fourth Proportional to 9,291,010.20, 13,936,515.30 and 6,456,658.20

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Solution

The fourth proportional to 9,291,010.20, 13,936,515.30 and 6,456,658.20 is: 9,684,987.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,291,010.20 : 13,936,515.30 = 6,456,658.20 : x
  2. Step 2: Convert to fraction form
    9,291,010.20/13,936,515.30 = 6,456,658.20/x
  3. Step 3: Cross multiply
    9,291,010.20x = 13,936,515.30 × 6,456,658.20
  4. Step 4: Simplify right side
    9,291,010.20x = 89,983,315,791,170.47
  5. Step 5: Solve for x
    x = 89,983,315,791,170.47/9,291,010.20
  6. Step 6: Final answer
    x = 9,684,987.30

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Double scale
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Similar ratio
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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.