Home / 12,335,136.12-17,022,689.40-6,753,289.53

Finding the Fourth Proportional to 12,335,136.12, 17,022,689.40 and 6,753,289.53

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Solution

The fourth proportional to 12,335,136.12, 17,022,689.40 and 6,753,289.53 is: 9,319,649.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,335,136.12 : 17,022,689.40 = 6,753,289.53 : x
  2. Step 2: Convert to fraction form
    12,335,136.12/17,022,689.40 = 6,753,289.53/x
  3. Step 3: Cross multiply
    12,335,136.12x = 17,022,689.40 × 6,753,289.53
  4. Step 4: Simplify right side
    12,335,136.12x = 114,959,150,097,461.97
  5. Step 5: Solve for x
    x = 114,959,150,097,461.97/12,335,136.12
  6. Step 6: Final answer
    x = 9,319,649.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.