Home / 20,323,334.91-28,046,132.01-11,030,904.39

Finding the Fourth Proportional to 20,323,334.91, 28,046,132.01 and 11,030,904.39

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Solution

The fourth proportional to 20,323,334.91, 28,046,132.01 and 11,030,904.39 is: 15,222,609.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,323,334.91 : 28,046,132.01 = 11,030,904.39 : x
  2. Step 2: Convert to fraction form
    20,323,334.91/28,046,132.01 = 11,030,904.39/x
  3. Step 3: Cross multiply
    20,323,334.91x = 28,046,132.01 × 11,030,904.39
  4. Step 4: Simplify right side
    20,323,334.91x = 309,374,200,711,628.56
  5. Step 5: Solve for x
    x = 309,374,200,711,628.56/20,323,334.91
  6. Step 6: Final answer
    x = 15,222,609.97

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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.