Home / 10,366,301.78-15,549,452.67-10,206,869.48

Finding the Fourth Proportional to 10,366,301.78, 15,549,452.67 and 10,206,869.48

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Solution

The fourth proportional to 10,366,301.78, 15,549,452.67 and 10,206,869.48 is: 15,310,304.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366,301.78 : 15,549,452.67 = 10,206,869.48 : x
  2. Step 2: Convert to fraction form
    10,366,301.78/15,549,452.67 = 10,206,869.48/x
  3. Step 3: Cross multiply
    10,366,301.78x = 15,549,452.67 × 10,206,869.48
  4. Step 4: Simplify right side
    10,366,301.78x = 158,711,233,888,127.53
  5. Step 5: Solve for x
    x = 158,711,233,888,127.53/10,366,301.78
  6. Step 6: Final answer
    x = 15,310,304.22

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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.