Home / 49,896,005.10-74,844,007.65-28,396,920.30

Finding the Fourth Proportional to 49,896,005.10, 74,844,007.65 and 28,396,920.30

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Solution

The fourth proportional to 49,896,005.10, 74,844,007.65 and 28,396,920.30 is: 42,595,380.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,896,005.10 : 74,844,007.65 = 28,396,920.30 : x
  2. Step 2: Convert to fraction form
    49,896,005.10/74,844,007.65 = 28,396,920.30/x
  3. Step 3: Cross multiply
    49,896,005.10x = 74,844,007.65 × 28,396,920.30
  4. Step 4: Simplify right side
    49,896,005.10x = 2,125,339,320,169,640.50
  5. Step 5: Solve for x
    x = 2,125,339,320,169,640.50/49,896,005.10
  6. Step 6: Final answer
    x = 42,595,380.45

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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.