Home / 7,288,671-10,058,306.94-4,025,709.42

Finding the Fourth Proportional to 7,288,671, 10,058,306.94 and 4,025,709.42

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Solution

The fourth proportional to 7,288,671, 10,058,306.94 and 4,025,709.42 is: 5,555,446.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,288,671 : 10,058,306.94 = 4,025,709.42 : x
  2. Step 2: Convert to fraction form
    7,288,671/10,058,306.94 = 4,025,709.42/x
  3. Step 3: Cross multiply
    7,288,671x = 10,058,306.94 × 4,025,709.42
  4. Step 4: Simplify right side
    7,288,671x = 40,491,820,997,609.38
  5. Step 5: Solve for x
    x = 40,491,820,997,609.38/7,288,671
  6. Step 6: Final answer
    x = 5,555,446.39

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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.