Home / 43,997,666.20-66,012,245.70-18,446,507.80

Finding the Fourth Proportional to 43,997,666.20, 66,012,245.70 and 18,446,507.80

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Solution

The fourth proportional to 43,997,666.20, 66,012,245.70 and 18,446,507.80 is: 27,676,363.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,997,666.20 : 66,012,245.70 = 18,446,507.80 : x
  2. Step 2: Convert to fraction form
    43,997,666.20/66,012,245.70 = 18,446,507.80/x
  3. Step 3: Cross multiply
    43,997,666.20x = 66,012,245.70 × 18,446,507.80
  4. Step 4: Simplify right side
    43,997,666.20x = 1,217,695,405,200,566.50
  5. Step 5: Solve for x
    x = 1,217,695,405,200,566.50/43,997,666.20
  6. Step 6: Final answer
    x = 27,676,363.55

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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.