Home / 16,149,985.20-24,202,859.40-13,164,001.20

Finding the Fourth Proportional to 16,149,985.20, 24,202,859.40 and 13,164,001.20

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Solution

The fourth proportional to 16,149,985.20, 24,202,859.40 and 13,164,001.20 is: 19,727,972.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,149,985.20 : 24,202,859.40 = 13,164,001.20 : x
  2. Step 2: Convert to fraction form
    16,149,985.20/24,202,859.40 = 13,164,001.20/x
  3. Step 3: Cross multiply
    16,149,985.20x = 24,202,859.40 × 13,164,001.20
  4. Step 4: Simplify right side
    16,149,985.20x = 318,606,470,185,031.25
  5. Step 5: Solve for x
    x = 318,606,470,185,031.25/16,149,985.20
  6. Step 6: Final answer
    x = 19,727,972.89

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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.