Home / 47,642,707.20-71,464,060.80-29,502,854.40

Finding the Fourth Proportional to 47,642,707.20, 71,464,060.80 and 29,502,854.40

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Solution

The fourth proportional to 47,642,707.20, 71,464,060.80 and 29,502,854.40 is: 44,254,281.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,642,707.20 : 71,464,060.80 = 29,502,854.40 : x
  2. Step 2: Convert to fraction form
    47,642,707.20/71,464,060.80 = 29,502,854.40/x
  3. Step 3: Cross multiply
    47,642,707.20x = 71,464,060.80 × 29,502,854.40
  4. Step 4: Simplify right side
    47,642,707.20x = 2,108,393,780,615,147.25
  5. Step 5: Solve for x
    x = 2,108,393,780,615,147.25/47,642,707.20
  6. Step 6: Final answer
    x = 44,254,281.60

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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.