Home / 7,656,275.12-11,484,456.12-1,976,111.12

Finding the Fourth Proportional to 7,656,275.12, 11,484,456.12 and 1,976,111.12

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Solution

The fourth proportional to 7,656,275.12, 11,484,456.12 and 1,976,111.12 is: 2,964,177.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,656,275.12 : 11,484,456.12 = 1,976,111.12 : x
  2. Step 2: Convert to fraction form
    7,656,275.12/11,484,456.12 = 1,976,111.12/x
  3. Step 3: Cross multiply
    7,656,275.12x = 11,484,456.12 × 1,976,111.12
  4. Step 4: Simplify right side
    7,656,275.12x = 22,694,561,445,884.05
  5. Step 5: Solve for x
    x = 22,694,561,445,884.05/7,656,275.12
  6. Step 6: Final answer
    x = 2,964,177.89

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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.