Home / 12,504,776.70-18,752,499.45-4,930,175.10

Finding the Fourth Proportional to 12,504,776.70, 18,752,499.45 and 4,930,175.10

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Solution

The fourth proportional to 12,504,776.70, 18,752,499.45 and 4,930,175.10 is: 7,393,423.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,504,776.70 : 18,752,499.45 = 4,930,175.10 : x
  2. Step 2: Convert to fraction form
    12,504,776.70/18,752,499.45 = 4,930,175.10/x
  3. Step 3: Cross multiply
    12,504,776.70x = 18,752,499.45 × 4,930,175.10
  4. Step 4: Simplify right side
    12,504,776.70x = 92,453,105,851,153.69
  5. Step 5: Solve for x
    x = 92,453,105,851,153.69/12,504,776.70
  6. Step 6: Final answer
    x = 7,393,423.17

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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.