Home / 12,752,305.27-19,128,543.86-4,661,952.57

Finding the Fourth Proportional to 12,752,305.27, 19,128,543.86 and 4,661,952.57

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Solution

The fourth proportional to 12,752,305.27, 19,128,543.86 and 4,661,952.57 is: 6,992,960.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,752,305.27 : 19,128,543.86 = 4,661,952.57 : x
  2. Step 2: Convert to fraction form
    12,752,305.27/19,128,543.86 = 4,661,952.57/x
  3. Step 3: Cross multiply
    12,752,305.27x = 19,128,543.86 × 4,661,952.57
  4. Step 4: Simplify right side
    12,752,305.27x = 89,176,364,220,139.61
  5. Step 5: Solve for x
    x = 89,176,364,220,139.61/12,752,305.27
  6. Step 6: Final answer
    x = 6,992,960.28

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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.