Home / 7,518,787.96-10,375,937.84-4,081,029.72

Finding the Fourth Proportional to 7,518,787.96, 10,375,937.84 and 4,081,029.72

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Solution

The fourth proportional to 7,518,787.96, 10,375,937.84 and 4,081,029.72 is: 5,631,826.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518,787.96 : 10,375,937.84 = 4,081,029.72 : x
  2. Step 2: Convert to fraction form
    7,518,787.96/10,375,937.84 = 4,081,029.72/x
  3. Step 3: Cross multiply
    7,518,787.96x = 10,375,937.84 × 4,081,029.72
  4. Step 4: Simplify right side
    7,518,787.96x = 42,344,510,697,912.61
  5. Step 5: Solve for x
    x = 42,344,510,697,912.61/7,518,787.96
  6. Step 6: Final answer
    x = 5,631,826.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.