Home / 21,454,778.84-32,181,455.46-9,324,254.48

Finding the Fourth Proportional to 21,454,778.84, 32,181,455.46 and 9,324,254.48

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Solution

The fourth proportional to 21,454,778.84, 32,181,455.46 and 9,324,254.48 is: 13,986,071.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,454,778.84 : 32,181,455.46 = 9,324,254.48 : x
  2. Step 2: Convert to fraction form
    21,454,778.84/32,181,455.46 = 9,324,254.48/x
  3. Step 3: Cross multiply
    21,454,778.84x = 32,181,455.46 × 9,324,254.48
  4. Step 4: Simplify right side
    21,454,778.84x = 300,068,080,245,825.50
  5. Step 5: Solve for x
    x = 300,068,080,245,825.50/21,454,778.84
  6. Step 6: Final answer
    x = 13,986,071.94

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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.