Home / 8,853,349.20-13,280,023.80-5,011,227.60

Finding the Fourth Proportional to 8,853,349.20, 13,280,023.80 and 5,011,227.60

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Solution

The fourth proportional to 8,853,349.20, 13,280,023.80 and 5,011,227.60 is: 7,516,841.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,853,349.20 : 13,280,023.80 = 5,011,227.60 : x
  2. Step 2: Convert to fraction form
    8,853,349.20/13,280,023.80 = 5,011,227.60/x
  3. Step 3: Cross multiply
    8,853,349.20x = 13,280,023.80 × 5,011,227.60
  4. Step 4: Simplify right side
    8,853,349.20x = 66,549,221,795,216.88
  5. Step 5: Solve for x
    x = 66,549,221,795,216.88/8,853,349.20
  6. Step 6: Final answer
    x = 7,516,841.40

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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.