Home / 15,089,053.52-20,816,743.56-9,286,083.92

Finding the Fourth Proportional to 15,089,053.52, 20,816,743.56 and 9,286,083.92

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Solution

The fourth proportional to 15,089,053.52, 20,816,743.56 and 9,286,083.92 is: 12,811,010.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,089,053.52 : 20,816,743.56 = 9,286,083.92 : x
  2. Step 2: Convert to fraction form
    15,089,053.52/20,816,743.56 = 9,286,083.92/x
  3. Step 3: Cross multiply
    15,089,053.52x = 20,816,743.56 × 9,286,083.92
  4. Step 4: Simplify right side
    15,089,053.52x = 193,306,027,639,279.53
  5. Step 5: Solve for x
    x = 193,306,027,639,279.53/15,089,053.52
  6. Step 6: Final answer
    x = 12,811,010.80

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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.