Home / 48,587,219.20-72,739,111.20-43,485,385.60

Finding the Fourth Proportional to 48,587,219.20, 72,739,111.20 and 43,485,385.60

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Solution

The fourth proportional to 48,587,219.20, 72,739,111.20 and 43,485,385.60 is: 65,101,241.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,587,219.20 : 72,739,111.20 = 43,485,385.60 : x
  2. Step 2: Convert to fraction form
    48,587,219.20/72,739,111.20 = 43,485,385.60/x
  3. Step 3: Cross multiply
    48,587,219.20x = 72,739,111.20 × 43,485,385.60
  4. Step 4: Simplify right side
    48,587,219.20x = 3,163,088,298,733,279
  5. Step 5: Solve for x
    x = 3,163,088,298,733,279/48,587,219.20
  6. Step 6: Final answer
    x = 65,101,241.66

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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.