Home / 5,271,108.08-7,271,320.44-3,206,752.88

Finding the Fourth Proportional to 5,271,108.08, 7,271,320.44 and 3,206,752.88

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Solution

The fourth proportional to 5,271,108.08, 7,271,320.44 and 3,206,752.88 is: 4,423,610.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,271,108.08 : 7,271,320.44 = 3,206,752.88 : x
  2. Step 2: Convert to fraction form
    5,271,108.08/7,271,320.44 = 3,206,752.88/x
  3. Step 3: Cross multiply
    5,271,108.08x = 7,271,320.44 × 3,206,752.88
  4. Step 4: Simplify right side
    5,271,108.08x = 23,317,327,762,372.87
  5. Step 5: Solve for x
    x = 23,317,327,762,372.87/5,271,108.08
  6. Step 6: Final answer
    x = 4,423,610.26

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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.