Home / 10,143,553.38-13,999,539.06-6,277,319.70

Finding the Fourth Proportional to 10,143,553.38, 13,999,539.06 and 6,277,319.70

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Solution

The fourth proportional to 10,143,553.38, 13,999,539.06 and 6,277,319.70 is: 8,663,589.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,143,553.38 : 13,999,539.06 = 6,277,319.70 : x
  2. Step 2: Convert to fraction form
    10,143,553.38/13,999,539.06 = 6,277,319.70/x
  3. Step 3: Cross multiply
    10,143,553.38x = 13,999,539.06 × 6,277,319.70
  4. Step 4: Simplify right side
    10,143,553.38x = 87,879,582,332,257.48
  5. Step 5: Solve for x
    x = 87,879,582,332,257.48/10,143,553.38
  6. Step 6: Final answer
    x = 8,663,589.48

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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.