Home / 13,694,381.40-20,541,572.10-9,713,069.40

Finding the Fourth Proportional to 13,694,381.40, 20,541,572.10 and 9,713,069.40

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Solution

The fourth proportional to 13,694,381.40, 20,541,572.10 and 9,713,069.40 is: 14,569,604.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,694,381.40 : 20,541,572.10 = 9,713,069.40 : x
  2. Step 2: Convert to fraction form
    13,694,381.40/20,541,572.10 = 9,713,069.40/x
  3. Step 3: Cross multiply
    13,694,381.40x = 20,541,572.10 × 9,713,069.40
  4. Step 4: Simplify right side
    13,694,381.40x = 199,521,715,392,403.75
  5. Step 5: Solve for x
    x = 199,521,715,392,403.75/13,694,381.40
  6. Step 6: Final answer
    x = 14,569,604.10

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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.