Home / 47,793,742.40-71,690,613.60-13,718,532.80

Finding the Fourth Proportional to 47,793,742.40, 71,690,613.60 and 13,718,532.80

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Solution

The fourth proportional to 47,793,742.40, 71,690,613.60 and 13,718,532.80 is: 20,577,799.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,793,742.40 : 71,690,613.60 = 13,718,532.80 : x
  2. Step 2: Convert to fraction form
    47,793,742.40/71,690,613.60 = 13,718,532.80/x
  3. Step 3: Cross multiply
    47,793,742.40x = 71,690,613.60 × 13,718,532.80
  4. Step 4: Simplify right side
    47,793,742.40x = 983,490,034,123,726
  5. Step 5: Solve for x
    x = 983,490,034,123,726/47,793,742.40
  6. Step 6: Final answer
    x = 20,577,799.20

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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.