Home / 7,518,609.20-10,375,402.56-4,080,776.48

Finding the Fourth Proportional to 7,518,609.20, 10,375,402.56 and 4,080,776.48

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Solution

The fourth proportional to 7,518,609.20, 10,375,402.56 and 4,080,776.48 is: 5,631,320.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518,609.20 : 10,375,402.56 = 4,080,776.48 : x
  2. Step 2: Convert to fraction form
    7,518,609.20/10,375,402.56 = 4,080,776.48/x
  3. Step 3: Cross multiply
    7,518,609.20x = 10,375,402.56 × 4,080,776.48
  4. Step 4: Simplify right side
    7,518,609.20x = 42,339,698,737,379.79
  5. Step 5: Solve for x
    x = 42,339,698,737,379.79/7,518,609.20
  6. Step 6: Final answer
    x = 5,631,320.58

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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.