Home / 29,143,843.20-43,715,764.80-8,950,089.60

Finding the Fourth Proportional to 29,143,843.20, 43,715,764.80 and 8,950,089.60

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Solution

The fourth proportional to 29,143,843.20, 43,715,764.80 and 8,950,089.60 is: 13,425,134.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,143,843.20 : 43,715,764.80 = 8,950,089.60 : x
  2. Step 2: Convert to fraction form
    29,143,843.20/43,715,764.80 = 8,950,089.60/x
  3. Step 3: Cross multiply
    29,143,843.20x = 43,715,764.80 × 8,950,089.60
  4. Step 4: Simplify right side
    29,143,843.20x = 391,260,011,892,526.06
  5. Step 5: Solve for x
    x = 391,260,011,892,526.06/29,143,843.20
  6. Step 6: Final answer
    x = 13,425,134.40

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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.