Home / 28,859,039.22-39,823,425.51-16,466,228.76

Finding the Fourth Proportional to 28,859,039.22, 39,823,425.51 and 16,466,228.76

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Solution

The fourth proportional to 28,859,039.22, 39,823,425.51 and 16,466,228.76 is: 22,722,226.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,859,039.22 : 39,823,425.51 = 16,466,228.76 : x
  2. Step 2: Convert to fraction form
    28,859,039.22/39,823,425.51 = 16,466,228.76/x
  3. Step 3: Cross multiply
    28,859,039.22x = 39,823,425.51 × 16,466,228.76
  4. Step 4: Simplify right side
    28,859,039.22x = 655,741,634,454,479.62
  5. Step 5: Solve for x
    x = 655,741,634,454,479.62/28,859,039.22
  6. Step 6: Final answer
    x = 22,722,226.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.