Home / 8,367,346.40-12,551,019.60-5,656,997.30

Finding the Fourth Proportional to 8,367,346.40, 12,551,019.60 and 5,656,997.30

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Solution

The fourth proportional to 8,367,346.40, 12,551,019.60 and 5,656,997.30 is: 8,485,495.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,367,346.40 : 12,551,019.60 = 5,656,997.30 : x
  2. Step 2: Convert to fraction form
    8,367,346.40/12,551,019.60 = 5,656,997.30/x
  3. Step 3: Cross multiply
    8,367,346.40x = 12,551,019.60 × 5,656,997.30
  4. Step 4: Simplify right side
    8,367,346.40x = 71,001,083,989,447.08
  5. Step 5: Solve for x
    x = 71,001,083,989,447.08/8,367,346.40
  6. Step 6: Final answer
    x = 8,485,495.95

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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.