Home / 10,381,310.40-15,569,200.80-3,192,830.40

Finding the Fourth Proportional to 10,381,310.40, 15,569,200.80 and 3,192,830.40

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Solution

The fourth proportional to 10,381,310.40, 15,569,200.80 and 3,192,830.40 is: 4,788,395.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,381,310.40 : 15,569,200.80 = 3,192,830.40 : x
  2. Step 2: Convert to fraction form
    10,381,310.40/15,569,200.80 = 3,192,830.40/x
  3. Step 3: Cross multiply
    10,381,310.40x = 15,569,200.80 × 3,192,830.40
  4. Step 4: Simplify right side
    10,381,310.40x = 49,709,817,617,944.32
  5. Step 5: Solve for x
    x = 49,709,817,617,944.32/10,381,310.40
  6. Step 6: Final answer
    x = 4,788,395.27

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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.