Home / 73,520,405.20-110,112,646.20-43,287,317.20

Finding the Fourth Proportional to 73,520,405.20, 110,112,646.20 and 43,287,317.20

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Solution

The fourth proportional to 73,520,405.20, 110,112,646.20 and 43,287,317.20 is: 64,832,083.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,520,405.20 : 110,112,646.20 = 43,287,317.20 : x
  2. Step 2: Convert to fraction form
    73,520,405.20/110,112,646.20 = 43,287,317.20/x
  3. Step 3: Cross multiply
    73,520,405.20x = 110,112,646.20 × 43,287,317.20
  4. Step 4: Simplify right side
    73,520,405.20x = 4,766,481,043,790,775
  5. Step 5: Solve for x
    x = 4,766,481,043,790,775/73,520,405.20
  6. Step 6: Final answer
    x = 64,832,083.43

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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.