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Finding the Fourth Proportional to 17,861,799.04, 24,649,216.32 and 9,713,380.48

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Solution

The fourth proportional to 17,861,799.04, 24,649,216.32 and 9,713,380.48 is: 13,404,428.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,861,799.04 : 24,649,216.32 = 9,713,380.48 : x
  2. Step 2: Convert to fraction form
    17,861,799.04/24,649,216.32 = 9,713,380.48/x
  3. Step 3: Cross multiply
    17,861,799.04x = 24,649,216.32 × 9,713,380.48
  4. Step 4: Simplify right side
    17,861,799.04x = 239,427,216,649,985.44
  5. Step 5: Solve for x
    x = 239,427,216,649,985.44/17,861,799.04
  6. Step 6: Final answer
    x = 13,404,428.98

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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.