Home / 10,654,148.70-15,981,370.56-3,465,720.18

Finding the Fourth Proportional to 10,654,148.70, 15,981,370.56 and 3,465,720.18

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Solution

The fourth proportional to 10,654,148.70, 15,981,370.56 and 3,465,720.18 is: 5,198,628.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,654,148.70 : 15,981,370.56 = 3,465,720.18 : x
  2. Step 2: Convert to fraction form
    10,654,148.70/15,981,370.56 = 3,465,720.18/x
  3. Step 3: Cross multiply
    10,654,148.70x = 15,981,370.56 × 3,465,720.18
  4. Step 4: Simplify right side
    10,654,148.70x = 55,386,958,453,849.91
  5. Step 5: Solve for x
    x = 55,386,958,453,849.91/10,654,148.70
  6. Step 6: Final answer
    x = 5,198,628.25

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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.