Home / 17,208,799.61-23,749,531.83-9,867,315.80

Finding the Fourth Proportional to 17,208,799.61, 23,749,531.83 and 9,867,315.80

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Solution

The fourth proportional to 17,208,799.61, 23,749,531.83 and 9,867,315.80 is: 13,617,691.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,208,799.61 : 23,749,531.83 = 9,867,315.80 : x
  2. Step 2: Convert to fraction form
    17,208,799.61/23,749,531.83 = 9,867,315.80/x
  3. Step 3: Cross multiply
    17,208,799.61x = 23,749,531.83 × 9,867,315.80
  4. Step 4: Simplify right side
    17,208,799.61x = 234,344,130,728,135.72
  5. Step 5: Solve for x
    x = 234,344,130,728,135.72/17,208,799.61
  6. Step 6: Final answer
    x = 13,617,691.88

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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.