Home / 14,189,471.80-21,284,207.70-9,654,508.60

Finding the Fourth Proportional to 14,189,471.80, 21,284,207.70 and 9,654,508.60

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Solution

The fourth proportional to 14,189,471.80, 21,284,207.70 and 9,654,508.60 is: 14,481,762.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,189,471.80 : 21,284,207.70 = 9,654,508.60 : x
  2. Step 2: Convert to fraction form
    14,189,471.80/21,284,207.70 = 9,654,508.60/x
  3. Step 3: Cross multiply
    14,189,471.80x = 21,284,207.70 × 9,654,508.60
  4. Step 4: Simplify right side
    14,189,471.80x = 205,488,566,283,836.22
  5. Step 5: Solve for x
    x = 205,488,566,283,836.22/14,189,471.80
  6. Step 6: Final answer
    x = 14,481,762.90

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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.