Home / 10,514,145.80-15,749,100.30-8,744,673.80

Finding the Fourth Proportional to 10,514,145.80, 15,749,100.30 and 8,744,673.80

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Solution

The fourth proportional to 10,514,145.80, 15,749,100.30 and 8,744,673.80 is: 13,098,614.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,514,145.80 : 15,749,100.30 = 8,744,673.80 : x
  2. Step 2: Convert to fraction form
    10,514,145.80/15,749,100.30 = 8,744,673.80/x
  3. Step 3: Cross multiply
    10,514,145.80x = 15,749,100.30 × 8,744,673.80
  4. Step 4: Simplify right side
    10,514,145.80x = 137,720,744,766,982.16
  5. Step 5: Solve for x
    x = 137,720,744,766,982.16/10,514,145.80
  6. Step 6: Final answer
    x = 13,098,614.70

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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.