Home / 15,662,899.26-21,614,475.29-8,693,167.95

Finding the Fourth Proportional to 15,662,899.26, 21,614,475.29 and 8,693,167.95

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Solution

The fourth proportional to 15,662,899.26, 21,614,475.29 and 8,693,167.95 is: 11,996,391.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,662,899.26 : 21,614,475.29 = 8,693,167.95 : x
  2. Step 2: Convert to fraction form
    15,662,899.26/21,614,475.29 = 8,693,167.95/x
  3. Step 3: Cross multiply
    15,662,899.26x = 21,614,475.29 × 8,693,167.95
  4. Step 4: Simplify right side
    15,662,899.26x = 187,898,263,695,556.75
  5. Step 5: Solve for x
    x = 187,898,263,695,556.75/15,662,899.26
  6. Step 6: Final answer
    x = 11,996,391.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.