Home / 72,691,803.60-109,058,307-29,591,925.20

Finding the Fourth Proportional to 72,691,803.60, 109,058,307 and 29,591,925.20

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Solution

The fourth proportional to 72,691,803.60, 109,058,307 and 29,591,925.20 is: 44,396,274.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,691,803.60 : 109,058,307 = 29,591,925.20 : x
  2. Step 2: Convert to fraction form
    72,691,803.60/109,058,307 = 29,591,925.20/x
  3. Step 3: Cross multiply
    72,691,803.60x = 109,058,307 × 29,591,925.20
  4. Step 4: Simplify right side
    72,691,803.60x = 3,227,245,263,182,636.50
  5. Step 5: Solve for x
    x = 3,227,245,263,182,636.50/72,691,803.60
  6. Step 6: Final answer
    x = 44,396,274.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.