Home / 7,306,720.80-10,960,081.20-3,947,488.80

Finding the Fourth Proportional to 7,306,720.80, 10,960,081.20 and 3,947,488.80

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Solution

The fourth proportional to 7,306,720.80, 10,960,081.20 and 3,947,488.80 is: 5,921,233.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,306,720.80 : 10,960,081.20 = 3,947,488.80 : x
  2. Step 2: Convert to fraction form
    7,306,720.80/10,960,081.20 = 3,947,488.80/x
  3. Step 3: Cross multiply
    7,306,720.80x = 10,960,081.20 × 3,947,488.80
  4. Step 4: Simplify right side
    7,306,720.80x = 43,264,797,784,090.55
  5. Step 5: Solve for x
    x = 43,264,797,784,090.55/7,306,720.80
  6. Step 6: Final answer
    x = 5,921,233.20

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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.