Home / 7,168,197.68-10,734,592.76-5,342,183.90

Finding the Fourth Proportional to 7,168,197.68, 10,734,592.76 and 5,342,183.90

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Solution

The fourth proportional to 7,168,197.68, 10,734,592.76 and 5,342,183.90 is: 8,000,081.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,168,197.68 : 10,734,592.76 = 5,342,183.90 : x
  2. Step 2: Convert to fraction form
    7,168,197.68/10,734,592.76 = 5,342,183.90/x
  3. Step 3: Cross multiply
    7,168,197.68x = 10,734,592.76 × 5,342,183.90
  4. Step 4: Simplify right side
    7,168,197.68x = 57,346,168,615,528.57
  5. Step 5: Solve for x
    x = 57,346,168,615,528.57/7,168,197.68
  6. Step 6: Final answer
    x = 8,000,081.91

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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.