Home / 15,058,823.72-20,782,948.22-8,947,252.22

Finding the Fourth Proportional to 15,058,823.72, 20,782,948.22 and 8,947,252.22

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Solution

The fourth proportional to 15,058,823.72, 20,782,948.22 and 8,947,252.22 is: 12,348,260.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,058,823.72 : 20,782,948.22 = 8,947,252.22 : x
  2. Step 2: Convert to fraction form
    15,058,823.72/20,782,948.22 = 8,947,252.22/x
  3. Step 3: Cross multiply
    15,058,823.72x = 20,782,948.22 × 8,947,252.22
  4. Step 4: Simplify right side
    15,058,823.72x = 185,950,279,450,889.03
  5. Step 5: Solve for x
    x = 185,950,279,450,889.03/15,058,823.72
  6. Step 6: Final answer
    x = 12,348,260.59

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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.