Home / 26,949,658.20-40,424,487.30-10,778,105.40

Finding the Fourth Proportional to 26,949,658.20, 40,424,487.30 and 10,778,105.40

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Solution

The fourth proportional to 26,949,658.20, 40,424,487.30 and 10,778,105.40 is: 16,167,158.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,949,658.20 : 40,424,487.30 = 10,778,105.40 : x
  2. Step 2: Convert to fraction form
    26,949,658.20/40,424,487.30 = 10,778,105.40/x
  3. Step 3: Cross multiply
    26,949,658.20x = 40,424,487.30 × 10,778,105.40
  4. Step 4: Simplify right side
    26,949,658.20x = 435,699,384,860,361.38
  5. Step 5: Solve for x
    x = 435,699,384,860,361.38/26,949,658.20
  6. Step 6: Final answer
    x = 16,167,158.10

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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.