Home / 8,790,874.95-13,190,809.01-4,185,065.91

Finding the Fourth Proportional to 8,790,874.95, 13,190,809.01 and 4,185,065.91

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Solution

The fourth proportional to 8,790,874.95, 13,190,809.01 and 4,185,065.91 is: 6,279,739.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,790,874.95 : 13,190,809.01 = 4,185,065.91 : x
  2. Step 2: Convert to fraction form
    8,790,874.95/13,190,809.01 = 4,185,065.91/x
  3. Step 3: Cross multiply
    8,790,874.95x = 13,190,809.01 × 4,185,065.91
  4. Step 4: Simplify right side
    8,790,874.95x = 55,204,405,092,146.52
  5. Step 5: Solve for x
    x = 55,204,405,092,146.52/8,790,874.95
  6. Step 6: Final answer
    x = 6,279,739.55

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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.