Home / 6,645,446.98-9,969,851.72-1,853,136.75

Finding the Fourth Proportional to 6,645,446.98, 9,969,851.72 and 1,853,136.75

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Solution

The fourth proportional to 6,645,446.98, 9,969,851.72 and 1,853,136.75 is: 2,780,173.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645,446.98 : 9,969,851.72 = 1,853,136.75 : x
  2. Step 2: Convert to fraction form
    6,645,446.98/9,969,851.72 = 1,853,136.75/x
  3. Step 3: Cross multiply
    6,645,446.98x = 9,969,851.72 × 1,853,136.75
  4. Step 4: Simplify right side
    6,645,446.98x = 18,475,498,614,382.71
  5. Step 5: Solve for x
    x = 18,475,498,614,382.71/6,645,446.98
  6. Step 6: Final answer
    x = 2,780,173.96

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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.