Home / 9,873,972.90-14,805,633.78-4,479,679.80

Finding the Fourth Proportional to 9,873,972.90, 14,805,633.78 and 4,479,679.80

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Solution

The fourth proportional to 9,873,972.90, 14,805,633.78 and 4,479,679.80 is: 6,717,103.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,873,972.90 : 14,805,633.78 = 4,479,679.80 : x
  2. Step 2: Convert to fraction form
    9,873,972.90/14,805,633.78 = 4,479,679.80/x
  3. Step 3: Cross multiply
    9,873,972.90x = 14,805,633.78 × 4,479,679.80
  4. Step 4: Simplify right side
    9,873,972.90x = 66,324,498,570,463.64
  5. Step 5: Solve for x
    x = 66,324,498,570,463.64/9,873,972.90
  6. Step 6: Final answer
    x = 6,717,103.57

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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.