Home / 43,997,731.20-66,012,343.20-18,446,572.80

Finding the Fourth Proportional to 43,997,731.20, 66,012,343.20 and 18,446,572.80

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Solution

The fourth proportional to 43,997,731.20, 66,012,343.20 and 18,446,572.80 is: 27,676,461.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,997,731.20 : 66,012,343.20 = 18,446,572.80 : x
  2. Step 2: Convert to fraction form
    43,997,731.20/66,012,343.20 = 18,446,572.80/x
  3. Step 3: Cross multiply
    43,997,731.20x = 66,012,343.20 × 18,446,572.80
  4. Step 4: Simplify right side
    43,997,731.20x = 1,217,701,494,537,385
  5. Step 5: Solve for x
    x = 1,217,701,494,537,385/43,997,731.20
  6. Step 6: Final answer
    x = 27,676,461.07

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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.