Home / 5,170,370.10-7,756,718.08-1,576,500.34

Finding the Fourth Proportional to 5,170,370.10, 7,756,718.08 and 1,576,500.34

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Solution

The fourth proportional to 5,170,370.10, 7,756,718.08 and 1,576,500.34 is: 2,365,105.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,170,370.10 : 7,756,718.08 = 1,576,500.34 : x
  2. Step 2: Convert to fraction form
    5,170,370.10/7,756,718.08 = 1,576,500.34/x
  3. Step 3: Cross multiply
    5,170,370.10x = 7,756,718.08 × 1,576,500.34
  4. Step 4: Simplify right side
    5,170,370.10x = 12,228,468,690,404.15
  5. Step 5: Solve for x
    x = 12,228,468,690,404.15/5,170,370.10
  6. Step 6: Final answer
    x = 2,365,105.10

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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.