Home / 82,887,635.77-124,304,549.60-27,540,607.12

Finding the Fourth Proportional to 82,887,635.77, 124,304,549.60 and 27,540,607.12

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Solution

The fourth proportional to 82,887,635.77, 124,304,549.60 and 27,540,607.12 is: 41,301,971.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,887,635.77 : 124,304,549.60 = 27,540,607.12 : x
  2. Step 2: Convert to fraction form
    82,887,635.77/124,304,549.60 = 27,540,607.12/x
  3. Step 3: Cross multiply
    82,887,635.77x = 124,304,549.60 × 27,540,607.12
  4. Step 4: Simplify right side
    82,887,635.77x = 3,423,422,763,520,243.50
  5. Step 5: Solve for x
    x = 3,423,422,763,520,243.50/82,887,635.77
  6. Step 6: Final answer
    x = 41,301,971.42

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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.