Home / 12,746,932.32-17,570,847.60-8,665,465.44

Finding the Fourth Proportional to 12,746,932.32, 17,570,847.60 and 8,665,465.44

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Solution

The fourth proportional to 12,746,932.32, 17,570,847.60 and 8,665,465.44 is: 11,944,801.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,746,932.32 : 17,570,847.60 = 8,665,465.44 : x
  2. Step 2: Convert to fraction form
    12,746,932.32/17,570,847.60 = 8,665,465.44/x
  3. Step 3: Cross multiply
    12,746,932.32x = 17,570,847.60 × 8,665,465.44
  4. Step 4: Simplify right side
    12,746,932.32x = 152,259,572,629,306.94
  5. Step 5: Solve for x
    x = 152,259,572,629,306.94/12,746,932.32
  6. Step 6: Final answer
    x = 11,944,801.21

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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.