Home / 15,293,058.35-21,104,508.29-8,323,719.29

Finding the Fourth Proportional to 15,293,058.35, 21,104,508.29 and 8,323,719.29

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Solution

The fourth proportional to 15,293,058.35, 21,104,508.29 and 8,323,719.29 is: 11,486,780.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,293,058.35 : 21,104,508.29 = 8,323,719.29 : x
  2. Step 2: Convert to fraction form
    15,293,058.35/21,104,508.29 = 8,323,719.29/x
  3. Step 3: Cross multiply
    15,293,058.35x = 21,104,508.29 × 8,323,719.29
  4. Step 4: Simplify right side
    15,293,058.35x = 175,668,002,612,296.78
  5. Step 5: Solve for x
    x = 175,668,002,612,296.78/15,293,058.35
  6. Step 6: Final answer
    x = 11,486,780.38

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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.