Home / 84,264,641.20-126,428,454.60-33,182,269.84

Finding the Fourth Proportional to 84,264,641.20, 126,428,454.60 and 33,182,269.84

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Solution

The fourth proportional to 84,264,641.20, 126,428,454.60 and 33,182,269.84 is: 49,785,806.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,264,641.20 : 126,428,454.60 = 33,182,269.84 : x
  2. Step 2: Convert to fraction form
    84,264,641.20/126,428,454.60 = 33,182,269.84/x
  3. Step 3: Cross multiply
    84,264,641.20x = 126,428,454.60 × 33,182,269.84
  4. Step 4: Simplify right side
    84,264,641.20x = 4,195,183,095,991,389
  5. Step 5: Solve for x
    x = 4,195,183,095,991,389/84,264,641.20
  6. Step 6: Final answer
    x = 49,785,806.20

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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.