Home / 14,815,049.52-20,445,562.36-8,288,289.62

Finding the Fourth Proportional to 14,815,049.52, 20,445,562.36 and 8,288,289.62

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Solution

The fourth proportional to 14,815,049.52, 20,445,562.36 and 8,288,289.62 is: 11,438,283.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,815,049.52 : 20,445,562.36 = 8,288,289.62 : x
  2. Step 2: Convert to fraction form
    14,815,049.52/20,445,562.36 = 8,288,289.62/x
  3. Step 3: Cross multiply
    14,815,049.52x = 20,445,562.36 × 8,288,289.62
  4. Step 4: Simplify right side
    14,815,049.52x = 169,458,742,283,450.69
  5. Step 5: Solve for x
    x = 169,458,742,283,450.69/14,815,049.52
  6. Step 6: Final answer
    x = 11,438,283.89

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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.