Home / 21,141,251.52-31,711,865.76-5,995,308.48

Finding the Fourth Proportional to 21,141,251.52, 31,711,865.76 and 5,995,308.48

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Solution

The fourth proportional to 21,141,251.52, 31,711,865.76 and 5,995,308.48 is: 8,992,959.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,141,251.52 : 31,711,865.76 = 5,995,308.48 : x
  2. Step 2: Convert to fraction form
    21,141,251.52/31,711,865.76 = 5,995,308.48/x
  3. Step 3: Cross multiply
    21,141,251.52x = 31,711,865.76 × 5,995,308.48
  4. Step 4: Simplify right side
    21,141,251.52x = 190,122,417,707,549.66
  5. Step 5: Solve for x
    x = 190,122,417,707,549.66/21,141,251.52
  6. Step 6: Final answer
    x = 8,992,959.45

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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.