Home / 14,609,177.30-20,161,258.11-8,082,700.45

Finding the Fourth Proportional to 14,609,177.30, 20,161,258.11 and 8,082,700.45

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Solution

The fourth proportional to 14,609,177.30, 20,161,258.11 and 8,082,700.45 is: 11,154,454.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,609,177.30 : 20,161,258.11 = 8,082,700.45 : x
  2. Step 2: Convert to fraction form
    14,609,177.30/20,161,258.11 = 8,082,700.45/x
  3. Step 3: Cross multiply
    14,609,177.30x = 20,161,258.11 × 8,082,700.45
  4. Step 4: Simplify right side
    14,609,177.30x = 162,957,409,947,860
  5. Step 5: Solve for x
    x = 162,957,409,947,860/14,609,177.30
  6. Step 6: Final answer
    x = 11,154,454.94

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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.