Home / 29,148,112.20-43,722,168.30-8,950,729.80

Finding the Fourth Proportional to 29,148,112.20, 43,722,168.30 and 8,950,729.80

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Solution

The fourth proportional to 29,148,112.20, 43,722,168.30 and 8,950,729.80 is: 13,426,094.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,148,112.20 : 43,722,168.30 = 8,950,729.80 : x
  2. Step 2: Convert to fraction form
    29,148,112.20/43,722,168.30 = 8,950,729.80/x
  3. Step 3: Cross multiply
    29,148,112.20x = 43,722,168.30 × 8,950,729.80
  4. Step 4: Simplify right side
    29,148,112.20x = 391,345,314,723,425.38
  5. Step 5: Solve for x
    x = 391,345,314,723,425.38/29,148,112.20
  6. Step 6: Final answer
    x = 13,426,094.70

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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.