Home / 7,518,463.70-10,375,490.14-4,080,704.90

Finding the Fourth Proportional to 7,518,463.70, 10,375,490.14 and 4,080,704.90

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Solution

The fourth proportional to 7,518,463.70, 10,375,490.14 and 4,080,704.90 is: 5,631,378.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518,463.70 : 10,375,490.14 = 4,080,704.90 : x
  2. Step 2: Convert to fraction form
    7,518,463.70/10,375,490.14 = 4,080,704.90/x
  3. Step 3: Cross multiply
    7,518,463.70x = 10,375,490.14 × 4,080,704.90
  4. Step 4: Simplify right side
    7,518,463.70x = 42,339,313,392,120.47
  5. Step 5: Solve for x
    x = 42,339,313,392,120.47/7,518,463.70
  6. Step 6: Final answer
    x = 5,631,378.31

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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.