Home / 14,065,410.80-21,098,116.20-13,498,540.40

Finding the Fourth Proportional to 14,065,410.80, 21,098,116.20 and 13,498,540.40

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Solution

The fourth proportional to 14,065,410.80, 21,098,116.20 and 13,498,540.40 is: 20,247,810.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,065,410.80 : 21,098,116.20 = 13,498,540.40 : x
  2. Step 2: Convert to fraction form
    14,065,410.80/21,098,116.20 = 13,498,540.40/x
  3. Step 3: Cross multiply
    14,065,410.80x = 21,098,116.20 × 13,498,540.40
  4. Step 4: Simplify right side
    14,065,410.80x = 284,793,773,889,594.50
  5. Step 5: Solve for x
    x = 284,793,773,889,594.50/14,065,410.80
  6. Step 6: Final answer
    x = 20,247,810.60

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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.