Home / 16,353,654.30-24,503,909.40-13,643,305.20

Finding the Fourth Proportional to 16,353,654.30, 24,503,909.40 and 13,643,305.20

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Solution

The fourth proportional to 16,353,654.30, 24,503,909.40 and 13,643,305.20 is: 20,442,789.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,353,654.30 : 24,503,909.40 = 13,643,305.20 : x
  2. Step 2: Convert to fraction form
    16,353,654.30/24,503,909.40 = 13,643,305.20/x
  3. Step 3: Cross multiply
    16,353,654.30x = 24,503,909.40 × 13,643,305.20
  4. Step 4: Simplify right side
    16,353,654.30x = 334,314,314,537,348.81
  5. Step 5: Solve for x
    x = 334,314,314,537,348.81/16,353,654.30
  6. Step 6: Final answer
    x = 20,442,789.63

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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.