Home / 20,632,744.60-28,473,445.65-11,341,329.10

Finding the Fourth Proportional to 20,632,744.60, 28,473,445.65 and 11,341,329.10

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Solution

The fourth proportional to 20,632,744.60, 28,473,445.65 and 11,341,329.10 is: 15,651,176.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,632,744.60 : 28,473,445.65 = 11,341,329.10 : x
  2. Step 2: Convert to fraction form
    20,632,744.60/28,473,445.65 = 11,341,329.10/x
  3. Step 3: Cross multiply
    20,632,744.60x = 28,473,445.65 × 11,341,329.10
  4. Step 4: Simplify right side
    20,632,744.60x = 322,926,717,727,613.38
  5. Step 5: Solve for x
    x = 322,926,717,727,613.38/20,632,744.60
  6. Step 6: Final answer
    x = 15,651,176.03

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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.