Home / 7,913,918.88-10,921,227.30-4,292,246.88

Finding the Fourth Proportional to 7,913,918.88, 10,921,227.30 and 4,292,246.88

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Solution

The fourth proportional to 7,913,918.88, 10,921,227.30 and 4,292,246.88 is: 5,923,311.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,913,918.88 : 10,921,227.30 = 4,292,246.88 : x
  2. Step 2: Convert to fraction form
    7,913,918.88/10,921,227.30 = 4,292,246.88/x
  3. Step 3: Cross multiply
    7,913,918.88x = 10,921,227.30 × 4,292,246.88
  4. Step 4: Simplify right side
    7,913,918.88x = 46,876,603,804,195.83
  5. Step 5: Solve for x
    x = 46,876,603,804,195.83/7,913,918.88
  6. Step 6: Final answer
    x = 5,923,311.13

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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.