Home / 84,554,273.52-126,785,253.65-25,458,034.32

Finding the Fourth Proportional to 84,554,273.52, 126,785,253.65 and 25,458,034.32

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Solution

The fourth proportional to 84,554,273.52, 126,785,253.65 and 25,458,034.32 is: 38,173,154.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,554,273.52 : 126,785,253.65 = 25,458,034.32 : x
  2. Step 2: Convert to fraction form
    84,554,273.52/126,785,253.65 = 25,458,034.32/x
  3. Step 3: Cross multiply
    84,554,273.52x = 126,785,253.65 × 25,458,034.32
  4. Step 4: Simplify right side
    84,554,273.52x = 3,227,703,338,564,315
  5. Step 5: Solve for x
    x = 3,227,703,338,564,315/84,554,273.52
  6. Step 6: Final answer
    x = 38,173,154.40

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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.