Home / 10,381,454.40-15,569,416.80-3,192,974.40

Finding the Fourth Proportional to 10,381,454.40, 15,569,416.80 and 3,192,974.40

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Solution

The fourth proportional to 10,381,454.40, 15,569,416.80 and 3,192,974.40 is: 4,788,611.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,381,454.40 : 15,569,416.80 = 3,192,974.40 : x
  2. Step 2: Convert to fraction form
    10,381,454.40/15,569,416.80 = 3,192,974.40/x
  3. Step 3: Cross multiply
    10,381,454.40x = 15,569,416.80 × 3,192,974.40
  4. Step 4: Simplify right side
    10,381,454.40x = 49,712,749,265,329.92
  5. Step 5: Solve for x
    x = 49,712,749,265,329.92/10,381,454.40
  6. Step 6: Final answer
    x = 4,788,611.24

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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.