Home / 40,976,000.20-61,467,110.70-12,219,891.40

Finding the Fourth Proportional to 40,976,000.20, 61,467,110.70 and 12,219,891.40

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Solution

The fourth proportional to 40,976,000.20, 61,467,110.70 and 12,219,891.40 is: 18,330,764.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,976,000.20 : 61,467,110.70 = 12,219,891.40 : x
  2. Step 2: Convert to fraction form
    40,976,000.20/61,467,110.70 = 12,219,891.40/x
  3. Step 3: Cross multiply
    40,976,000.20x = 61,467,110.70 × 12,219,891.40
  4. Step 4: Simplify right side
    40,976,000.20x = 751,121,417,425,778
  5. Step 5: Solve for x
    x = 751,121,417,425,778/40,976,000.20
  6. Step 6: Final answer
    x = 18,330,764.69

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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.