Home / 13,516,341.38-20,332,046.58-12,252,193.42

Finding the Fourth Proportional to 13,516,341.38, 20,332,046.58 and 12,252,193.42

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Solution

The fourth proportional to 13,516,341.38, 20,332,046.58 and 12,252,193.42 is: 18,430,443.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,516,341.38 : 20,332,046.58 = 12,252,193.42 : x
  2. Step 2: Convert to fraction form
    13,516,341.38/20,332,046.58 = 12,252,193.42/x
  3. Step 3: Cross multiply
    13,516,341.38x = 20,332,046.58 × 12,252,193.42
  4. Step 4: Simplify right side
    13,516,341.38x = 249,112,167,322,609.47
  5. Step 5: Solve for x
    x = 249,112,167,322,609.47/13,516,341.38
  6. Step 6: Final answer
    x = 18,430,443.59

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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.