Home / 81,632,851.76-112,653,325.32-44,963,422.76

Finding the Fourth Proportional to 81,632,851.76, 112,653,325.32 and 44,963,422.76

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Solution

The fourth proportional to 81,632,851.76, 112,653,325.32 and 44,963,422.76 is: 62,049,517.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,632,851.76 : 112,653,325.32 = 44,963,422.76 : x
  2. Step 2: Convert to fraction form
    81,632,851.76/112,653,325.32 = 44,963,422.76/x
  3. Step 3: Cross multiply
    81,632,851.76x = 112,653,325.32 × 44,963,422.76
  4. Step 4: Simplify right side
    81,632,851.76x = 5,065,279,091,682,972
  5. Step 5: Solve for x
    x = 5,065,279,091,682,972/81,632,851.76
  6. Step 6: Final answer
    x = 62,049,517.84

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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.