Home / 18,281,727.75-25,228,787.94-10,132,965.75

Finding the Fourth Proportional to 18,281,727.75, 25,228,787.94 and 10,132,965.75

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Solution

The fourth proportional to 18,281,727.75, 25,228,787.94 and 10,132,965.75 is: 13,983,494.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,281,727.75 : 25,228,787.94 = 10,132,965.75 : x
  2. Step 2: Convert to fraction form
    18,281,727.75/25,228,787.94 = 10,132,965.75/x
  3. Step 3: Cross multiply
    18,281,727.75x = 25,228,787.94 × 10,132,965.75
  4. Step 4: Simplify right side
    18,281,727.75x = 255,642,444,110,033.06
  5. Step 5: Solve for x
    x = 255,642,444,110,033.06/18,281,727.75
  6. Step 6: Final answer
    x = 13,983,494.76

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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.