Home / 82,987,932.62-114,523,505.50-45,818,284.81

Finding the Fourth Proportional to 82,987,932.62, 114,523,505.50 and 45,818,284.81

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Solution

The fourth proportional to 82,987,932.62, 114,523,505.50 and 45,818,284.81 is: 63,229,320.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,987,932.62 : 114,523,505.50 = 45,818,284.81 : x
  2. Step 2: Convert to fraction form
    82,987,932.62/114,523,505.50 = 45,818,284.81/x
  3. Step 3: Cross multiply
    82,987,932.62x = 114,523,505.50 × 45,818,284.81
  4. Step 4: Simplify right side
    82,987,932.62x = 5,247,270,592,438,602
  5. Step 5: Solve for x
    x = 5,247,270,592,438,602/82,987,932.62
  6. Step 6: Final answer
    x = 63,229,320.54

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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.