Home / 34,149,783.20-51,206,960.10-12,573,278.60

Finding the Fourth Proportional to 34,149,783.20, 51,206,960.10 and 12,573,278.60

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Solution

The fourth proportional to 34,149,783.20, 51,206,960.10 and 12,573,278.60 is: 18,853,395.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,149,783.20 : 51,206,960.10 = 12,573,278.60 : x
  2. Step 2: Convert to fraction form
    34,149,783.20/51,206,960.10 = 12,573,278.60/x
  3. Step 3: Cross multiply
    34,149,783.20x = 51,206,960.10 × 12,573,278.60
  4. Step 4: Simplify right side
    34,149,783.20x = 643,839,375,596,383.88
  5. Step 5: Solve for x
    x = 643,839,375,596,383.88/34,149,783.20
  6. Step 6: Final answer
    x = 18,853,395.70

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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.