Home / 56,129,988.75-84,198,001.20-17,794,492.20

Finding the Fourth Proportional to 56,129,988.75, 84,198,001.20 and 17,794,492.20

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Solution

The fourth proportional to 56,129,988.75, 84,198,001.20 and 17,794,492.20 is: 26,692,695.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,129,988.75 : 84,198,001.20 = 17,794,492.20 : x
  2. Step 2: Convert to fraction form
    56,129,988.75/84,198,001.20 = 17,794,492.20/x
  3. Step 3: Cross multiply
    56,129,988.75x = 84,198,001.20 × 17,794,492.20
  4. Step 4: Simplify right side
    56,129,988.75x = 1,498,260,675,608,990.75
  5. Step 5: Solve for x
    x = 1,498,260,675,608,990.75/56,129,988.75
  6. Step 6: Final answer
    x = 26,692,695.10

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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.