Home / 55,251,244.80-82,876,867.20-16,912,843.20

Finding the Fourth Proportional to 55,251,244.80, 82,876,867.20 and 16,912,843.20

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Solution

The fourth proportional to 55,251,244.80, 82,876,867.20 and 16,912,843.20 is: 25,369,264.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,251,244.80 : 82,876,867.20 = 16,912,843.20 : x
  2. Step 2: Convert to fraction form
    55,251,244.80/82,876,867.20 = 16,912,843.20/x
  3. Step 3: Cross multiply
    55,251,244.80x = 82,876,867.20 × 16,912,843.20
  4. Step 4: Simplify right side
    55,251,244.80x = 1,401,683,459,860,823
  5. Step 5: Solve for x
    x = 1,401,683,459,860,823/55,251,244.80
  6. Step 6: Final answer
    x = 25,369,264.80

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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.