Home / 16,000,155.05-22,080,315.92-9,383,394.41

Finding the Fourth Proportional to 16,000,155.05, 22,080,315.92 and 9,383,394.41

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Solution

The fourth proportional to 16,000,155.05, 22,080,315.92 and 9,383,394.41 is: 12,949,144.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,000,155.05 : 22,080,315.92 = 9,383,394.41 : x
  2. Step 2: Convert to fraction form
    16,000,155.05/22,080,315.92 = 9,383,394.41/x
  3. Step 3: Cross multiply
    16,000,155.05x = 22,080,315.92 × 9,383,394.41
  4. Step 4: Simplify right side
    16,000,155.05x = 207,188,312,817,443.44
  5. Step 5: Solve for x
    x = 207,188,312,817,443.44/16,000,155.05
  6. Step 6: Final answer
    x = 12,949,144.06

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1.5x scale

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.