Home / 14,561,711.40-21,842,567.10-14,278,276.20

Finding the Fourth Proportional to 14,561,711.40, 21,842,567.10 and 14,278,276.20

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Solution

The fourth proportional to 14,561,711.40, 21,842,567.10 and 14,278,276.20 is: 21,417,414.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,561,711.40 : 21,842,567.10 = 14,278,276.20 : x
  2. Step 2: Convert to fraction form
    14,561,711.40/21,842,567.10 = 14,278,276.20/x
  3. Step 3: Cross multiply
    14,561,711.40x = 21,842,567.10 × 14,278,276.20
  4. Step 4: Simplify right side
    14,561,711.40x = 311,874,205,970,833
  5. Step 5: Solve for x
    x = 311,874,205,970,833/14,561,711.40
  6. Step 6: Final answer
    x = 21,417,414.30

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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.