Home / 84,002,252.16-115,948,727.28-48,728,971.20

Finding the Fourth Proportional to 84,002,252.16, 115,948,727.28 and 48,728,971.20

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Solution

The fourth proportional to 84,002,252.16, 115,948,727.28 and 48,728,971.20 is: 67,260,841.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,002,252.16 : 115,948,727.28 = 48,728,971.20 : x
  2. Step 2: Convert to fraction form
    84,002,252.16/115,948,727.28 = 48,728,971.20/x
  3. Step 3: Cross multiply
    84,002,252.16x = 115,948,727.28 × 48,728,971.20
  4. Step 4: Simplify right side
    84,002,252.16x = 5,650,062,192,303,775
  5. Step 5: Solve for x
    x = 5,650,062,192,303,775/84,002,252.16
  6. Step 6: Final answer
    x = 67,260,841.79

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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.