Home / 10,651,498.80-15,977,248.20-6,825,123.60

Finding the Fourth Proportional to 10,651,498.80, 15,977,248.20 and 6,825,123.60

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Solution

The fourth proportional to 10,651,498.80, 15,977,248.20 and 6,825,123.60 is: 10,237,685.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,651,498.80 : 15,977,248.20 = 6,825,123.60 : x
  2. Step 2: Convert to fraction form
    10,651,498.80/15,977,248.20 = 6,825,123.60/x
  3. Step 3: Cross multiply
    10,651,498.80x = 15,977,248.20 × 6,825,123.60
  4. Step 4: Simplify right side
    10,651,498.80x = 109,046,693,752,877.52
  5. Step 5: Solve for x
    x = 109,046,693,752,877.52/10,651,498.80
  6. Step 6: Final answer
    x = 10,237,685.40

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Double scale
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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.