Home / 8,245,382.74-12,368,169.32-2,488,166.24

Finding the Fourth Proportional to 8,245,382.74, 12,368,169.32 and 2,488,166.24

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Solution

The fourth proportional to 8,245,382.74, 12,368,169.32 and 2,488,166.24 is: 3,732,278.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,245,382.74 : 12,368,169.32 = 2,488,166.24 : x
  2. Step 2: Convert to fraction form
    8,245,382.74/12,368,169.32 = 2,488,166.24/x
  3. Step 3: Cross multiply
    8,245,382.74x = 12,368,169.32 × 2,488,166.24
  4. Step 4: Simplify right side
    8,245,382.74x = 30,774,061,278,346.07
  5. Step 5: Solve for x
    x = 30,774,061,278,346.07/8,245,382.74
  6. Step 6: Final answer
    x = 3,732,278.08

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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.