Home / 5,138,144.10-7,091,394.20-2,962,262.24

Finding the Fourth Proportional to 5,138,144.10, 7,091,394.20 and 2,962,262.24

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Solution

The fourth proportional to 5,138,144.10, 7,091,394.20 and 2,962,262.24 is: 4,088,357.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,138,144.10 : 7,091,394.20 = 2,962,262.24 : x
  2. Step 2: Convert to fraction form
    5,138,144.10/7,091,394.20 = 2,962,262.24/x
  3. Step 3: Cross multiply
    5,138,144.10x = 7,091,394.20 × 2,962,262.24
  4. Step 4: Simplify right side
    5,138,144.10x = 21,006,569,267,615.01
  5. Step 5: Solve for x
    x = 21,006,569,267,615.01/5,138,144.10
  6. Step 6: Final answer
    x = 4,088,357.36

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1.5x scale

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.