Home / 33,015,833.20-49,477,618.64-28,132,641.28

Finding the Fourth Proportional to 33,015,833.20, 49,477,618.64 and 28,132,641.28

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Solution

The fourth proportional to 33,015,833.20, 49,477,618.64 and 28,132,641.28 is: 42,159,653.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,015,833.20 : 49,477,618.64 = 28,132,641.28 : x
  2. Step 2: Convert to fraction form
    33,015,833.20/49,477,618.64 = 28,132,641.28/x
  3. Step 3: Cross multiply
    33,015,833.20x = 49,477,618.64 × 28,132,641.28
  4. Step 4: Simplify right side
    33,015,833.20x = 1,391,936,096,587,761.50
  5. Step 5: Solve for x
    x = 1,391,936,096,587,761.50/33,015,833.20
  6. Step 6: Final answer
    x = 42,159,653.77

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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.