Home / 15,058,827.09-20,782,952.88-8,947,255.59

Finding the Fourth Proportional to 15,058,827.09, 20,782,952.88 and 8,947,255.59

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Solution

The fourth proportional to 15,058,827.09, 20,782,952.88 and 8,947,255.59 is: 12,348,265.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,058,827.09 : 20,782,952.88 = 8,947,255.59 : x
  2. Step 2: Convert to fraction form
    15,058,827.09/20,782,952.88 = 8,947,255.59/x
  3. Step 3: Cross multiply
    15,058,827.09x = 20,782,952.88 × 8,947,255.59
  4. Step 4: Simplify right side
    15,058,827.09x = 185,950,391,332,286.59
  5. Step 5: Solve for x
    x = 185,950,391,332,286.59/15,058,827.09
  6. Step 6: Final answer
    x = 12,348,265.25

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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.