Home / 7,381,335.90-11,072,003.85-7,281,803.10

Finding the Fourth Proportional to 7,381,335.90, 11,072,003.85 and 7,281,803.10

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Solution

The fourth proportional to 7,381,335.90, 11,072,003.85 and 7,281,803.10 is: 10,922,704.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,335.90 : 11,072,003.85 = 7,281,803.10 : x
  2. Step 2: Convert to fraction form
    7,381,335.90/11,072,003.85 = 7,281,803.10/x
  3. Step 3: Cross multiply
    7,381,335.90x = 11,072,003.85 × 7,281,803.10
  4. Step 4: Simplify right side
    7,381,335.90x = 80,624,151,958,141.92
  5. Step 5: Solve for x
    x = 80,624,151,958,141.92/7,381,335.90
  6. Step 6: Final answer
    x = 10,922,704.65

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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.