Home / 13,669,928.20-20,510,141.10-13,454,727.40

Finding the Fourth Proportional to 13,669,928.20, 20,510,141.10 and 13,454,727.40

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Solution

The fourth proportional to 13,669,928.20, 20,510,141.10 and 13,454,727.40 is: 20,187,257.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,669,928.20 : 20,510,141.10 = 13,454,727.40 : x
  2. Step 2: Convert to fraction form
    13,669,928.20/20,510,141.10 = 13,454,727.40/x
  3. Step 3: Cross multiply
    13,669,928.20x = 20,510,141.10 × 13,454,727.40
  4. Step 4: Simplify right side
    13,669,928.20x = 275,958,357,436,036.16
  5. Step 5: Solve for x
    x = 275,958,357,436,036.16/13,669,928.20
  6. Step 6: Final answer
    x = 20,187,257.27

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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.