Home / 22,591,708.52-31,176,762.66-12,278,456.36

Finding the Fourth Proportional to 22,591,708.52, 31,176,762.66 and 12,278,456.36

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Solution

The fourth proportional to 22,591,708.52, 31,176,762.66 and 12,278,456.36 is: 16,944,381.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,591,708.52 : 31,176,762.66 = 12,278,456.36 : x
  2. Step 2: Convert to fraction form
    22,591,708.52/31,176,762.66 = 12,278,456.36/x
  3. Step 3: Cross multiply
    22,591,708.52x = 31,176,762.66 × 12,278,456.36
  4. Step 4: Simplify right side
    22,591,708.52x = 382,802,519,766,887.50
  5. Step 5: Solve for x
    x = 382,802,519,766,887.50/22,591,708.52
  6. Step 6: Final answer
    x = 16,944,381.14

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1.5x scale

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.