Home / 7,518,456.68-10,375,192.70-4,080,623.90

Finding the Fourth Proportional to 7,518,456.68, 10,375,192.70 and 4,080,623.90

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Solution

The fourth proportional to 7,518,456.68, 10,375,192.70 and 4,080,623.90 is: 5,631,110.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518,456.68 : 10,375,192.70 = 4,080,623.90 : x
  2. Step 2: Convert to fraction form
    7,518,456.68/10,375,192.70 = 4,080,623.90/x
  3. Step 3: Cross multiply
    7,518,456.68x = 10,375,192.70 × 4,080,623.90
  4. Step 4: Simplify right side
    7,518,456.68x = 42,337,259,298,725.52
  5. Step 5: Solve for x
    x = 42,337,259,298,725.52/7,518,456.68
  6. Step 6: Final answer
    x = 5,631,110.36

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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.