Home / 34,120,318.20-51,180,477.30-18,974,249.70

Finding the Fourth Proportional to 34,120,318.20, 51,180,477.30 and 18,974,249.70

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Solution

The fourth proportional to 34,120,318.20, 51,180,477.30 and 18,974,249.70 is: 28,461,374.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,120,318.20 : 51,180,477.30 = 18,974,249.70 : x
  2. Step 2: Convert to fraction form
    34,120,318.20/51,180,477.30 = 18,974,249.70/x
  3. Step 3: Cross multiply
    34,120,318.20x = 51,180,477.30 × 18,974,249.70
  4. Step 4: Simplify right side
    34,120,318.20x = 971,111,156,055,381.75
  5. Step 5: Solve for x
    x = 971,111,156,055,381.75/34,120,318.20
  6. Step 6: Final answer
    x = 28,461,374.55

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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.