Home / 13,948,748.80-20,922,736.42-3,713,696.40

Finding the Fourth Proportional to 13,948,748.80, 20,922,736.42 and 3,713,696.40

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Solution

The fourth proportional to 13,948,748.80, 20,922,736.42 and 3,713,696.40 is: 5,570,441.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,948,748.80 : 20,922,736.42 = 3,713,696.40 : x
  2. Step 2: Convert to fraction form
    13,948,748.80/20,922,736.42 = 3,713,696.40/x
  3. Step 3: Cross multiply
    13,948,748.80x = 20,922,736.42 × 3,713,696.40
  4. Step 4: Simplify right side
    13,948,748.80x = 77,700,690,921,102.89
  5. Step 5: Solve for x
    x = 77,700,690,921,102.89/13,948,748.80
  6. Step 6: Final answer
    x = 5,570,441.62

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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.