Home / 12,670,228.32-17,499,349.24-8,588,761.44

Finding the Fourth Proportional to 12,670,228.32, 17,499,349.24 and 8,588,761.44

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Solution

The fourth proportional to 12,670,228.32, 17,499,349.24 and 8,588,761.44 is: 11,862,275.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,670,228.32 : 17,499,349.24 = 8,588,761.44 : x
  2. Step 2: Convert to fraction form
    12,670,228.32/17,499,349.24 = 8,588,761.44/x
  3. Step 3: Cross multiply
    12,670,228.32x = 17,499,349.24 × 8,588,761.44
  4. Step 4: Simplify right side
    12,670,228.32x = 150,297,735,977,605.28
  5. Step 5: Solve for x
    x = 150,297,735,977,605.28/12,670,228.32
  6. Step 6: Final answer
    x = 11,862,275.26

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1.5x scale

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.