Home / 17,571,431.52-26,374,191.12-8,479,927.20

Finding the Fourth Proportional to 17,571,431.52, 26,374,191.12 and 8,479,927.20

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Solution

The fourth proportional to 17,571,431.52, 26,374,191.12 and 8,479,927.20 is: 12,728,116.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,571,431.52 : 26,374,191.12 = 8,479,927.20 : x
  2. Step 2: Convert to fraction form
    17,571,431.52/26,374,191.12 = 8,479,927.20/x
  3. Step 3: Cross multiply
    17,571,431.52x = 26,374,191.12 × 8,479,927.20
  4. Step 4: Simplify right side
    17,571,431.52x = 223,651,220,656,486.47
  5. Step 5: Solve for x
    x = 223,651,220,656,486.47/17,571,431.52
  6. Step 6: Final answer
    x = 12,728,116.11

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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.