Home / 15,335,058.40-21,160,910.23-8,459,097.59

Finding the Fourth Proportional to 15,335,058.40, 21,160,910.23 and 8,459,097.59

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Solution

The fourth proportional to 15,335,058.40, 21,160,910.23 and 8,459,097.59 is: 11,672,743.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,335,058.40 : 21,160,910.23 = 8,459,097.59 : x
  2. Step 2: Convert to fraction form
    15,335,058.40/21,160,910.23 = 8,459,097.59/x
  3. Step 3: Cross multiply
    15,335,058.40x = 21,160,910.23 × 8,459,097.59
  4. Step 4: Simplify right side
    15,335,058.40x = 179,002,204,728,799.34
  5. Step 5: Solve for x
    x = 179,002,204,728,799.34/15,335,058.40
  6. Step 6: Final answer
    x = 11,672,743.60

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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.