Home / 10,921,269,723.82-15,067,063,809.65-6,342,754,712.33

Finding the Fourth Proportional to 10,921,269,723.82, 15,067,063,809.65 and 6,342,754,712.33

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Solution

The fourth proportional to 10,921,269,723.82, 15,067,063,809.65 and 6,342,754,712.33 is: 8,750,510,920.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,921,269,723.82 : 15,067,063,809.65 = 6,342,754,712.33 : x
  2. Step 2: Convert to fraction form
    10,921,269,723.82/15,067,063,809.65 = 6,342,754,712.33/x
  3. Step 3: Cross multiply
    10,921,269,723.82x = 15,067,063,809.65 × 6,342,754,712.33
  4. Step 4: Simplify right side
    10,921,269,723.82x = 95,566,689,979,691,040,768
  5. Step 5: Solve for x
    x = 95,566,689,979,691,040,768/10,921,269,723.82
  6. Step 6: Final answer
    x = 8,750,510,920.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.