Home / 18,115,020.83-24,998,159.15-9,854,871.48

Finding the Fourth Proportional to 18,115,020.83, 24,998,159.15 and 9,854,871.48

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Solution

The fourth proportional to 18,115,020.83, 24,998,159.15 and 9,854,871.48 is: 13,599,412.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,115,020.83 : 24,998,159.15 = 9,854,871.48 : x
  2. Step 2: Convert to fraction form
    18,115,020.83/24,998,159.15 = 9,854,871.48/x
  3. Step 3: Cross multiply
    18,115,020.83x = 24,998,159.15 × 9,854,871.48
  4. Step 4: Simplify right side
    18,115,020.83x = 246,353,645,647,517.47
  5. Step 5: Solve for x
    x = 246,353,645,647,517.47/18,115,020.83
  6. Step 6: Final answer
    x = 13,599,412.77

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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.