Home / 21,741,443.80-32,616,102.30-10,931,540.20

Finding the Fourth Proportional to 21,741,443.80, 32,616,102.30 and 10,931,540.20

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Solution

The fourth proportional to 21,741,443.80, 32,616,102.30 and 10,931,540.20 is: 16,399,289.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,741,443.80 : 32,616,102.30 = 10,931,540.20 : x
  2. Step 2: Convert to fraction form
    21,741,443.80/32,616,102.30 = 10,931,540.20/x
  3. Step 3: Cross multiply
    21,741,443.80x = 32,616,102.30 × 10,931,540.20
  4. Step 4: Simplify right side
    21,741,443.80x = 356,544,233,459,762.44
  5. Step 5: Solve for x
    x = 356,544,233,459,762.44/21,741,443.80
  6. Step 6: Final answer
    x = 16,399,289.61

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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.