Home / 16,442,685.90-24,664,028.85-15,658,865.10

Finding the Fourth Proportional to 16,442,685.90, 24,664,028.85 and 15,658,865.10

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Solution

The fourth proportional to 16,442,685.90, 24,664,028.85 and 15,658,865.10 is: 23,488,297.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,442,685.90 : 24,664,028.85 = 15,658,865.10 : x
  2. Step 2: Convert to fraction form
    16,442,685.90/24,664,028.85 = 15,658,865.10/x
  3. Step 3: Cross multiply
    16,442,685.90x = 24,664,028.85 × 15,658,865.10
  4. Step 4: Simplify right side
    16,442,685.90x = 386,210,700,584,658.12
  5. Step 5: Solve for x
    x = 386,210,700,584,658.12/16,442,685.90
  6. Step 6: Final answer
    x = 23,488,297.65

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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.