Home / 9,341,822.52-12,891,723.11-5,211,854.31

Finding the Fourth Proportional to 9,341,822.52, 12,891,723.11 and 5,211,854.31

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Solution

The fourth proportional to 9,341,822.52, 12,891,723.11 and 5,211,854.31 is: 7,192,363.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,341,822.52 : 12,891,723.11 = 5,211,854.31 : x
  2. Step 2: Convert to fraction form
    9,341,822.52/12,891,723.11 = 5,211,854.31/x
  3. Step 3: Cross multiply
    9,341,822.52x = 12,891,723.11 × 5,211,854.31
  4. Step 4: Simplify right side
    9,341,822.52x = 67,189,782,628,120.83
  5. Step 5: Solve for x
    x = 67,189,782,628,120.83/9,341,822.52
  6. Step 6: Final answer
    x = 7,192,363.43

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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.