Home / 18,065,171.88-24,929,874.90-9,805,233.69

Finding the Fourth Proportional to 18,065,171.88, 24,929,874.90 and 9,805,233.69

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Solution

The fourth proportional to 18,065,171.88, 24,929,874.90 and 9,805,233.69 is: 13,531,188.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,065,171.88 : 24,929,874.90 = 9,805,233.69 : x
  2. Step 2: Convert to fraction form
    18,065,171.88/24,929,874.90 = 9,805,233.69/x
  3. Step 3: Cross multiply
    18,065,171.88x = 24,929,874.90 × 9,805,233.69
  4. Step 4: Simplify right side
    18,065,171.88x = 244,443,249,256,965.34
  5. Step 5: Solve for x
    x = 244,443,249,256,965.34/18,065,171.88
  6. Step 6: Final answer
    x = 13,531,188.68

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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.