Home / 10,381,441.35-15,577,739.16-4,320,351.75

Finding the Fourth Proportional to 10,381,441.35, 15,577,739.16 and 4,320,351.75

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Solution

The fourth proportional to 10,381,441.35, 15,577,739.16 and 4,320,351.75 is: 6,482,848.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,381,441.35 : 15,577,739.16 = 4,320,351.75 : x
  2. Step 2: Convert to fraction form
    10,381,441.35/15,577,739.16 = 4,320,351.75/x
  3. Step 3: Cross multiply
    10,381,441.35x = 15,577,739.16 × 4,320,351.75
  4. Step 4: Simplify right side
    10,381,441.35x = 67,301,312,640,949.53
  5. Step 5: Solve for x
    x = 67,301,312,640,949.53/10,381,441.35
  6. Step 6: Final answer
    x = 6,482,848.61

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.