Home / 81,232,452.08-112,100,120.39-44,062,639.30

Finding the Fourth Proportional to 81,232,452.08, 112,100,120.39 and 44,062,639.30

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Solution

The fourth proportional to 81,232,452.08, 112,100,120.39 and 44,062,639.30 is: 60,806,082.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,232,452.08 : 112,100,120.39 = 44,062,639.30 : x
  2. Step 2: Convert to fraction form
    81,232,452.08/112,100,120.39 = 44,062,639.30/x
  3. Step 3: Cross multiply
    81,232,452.08x = 112,100,120.39 × 44,062,639.30
  4. Step 4: Simplify right side
    81,232,452.08x = 4,939,427,169,450,332
  5. Step 5: Solve for x
    x = 4,939,427,169,450,332/81,232,452.08
  6. Step 6: Final answer
    x = 60,806,082.34

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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.