Home / 6,811,380.78-9,401,983.24-4,058,931.62

Finding the Fourth Proportional to 6,811,380.78, 9,401,983.24 and 4,058,931.62

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Solution

The fourth proportional to 6,811,380.78, 9,401,983.24 and 4,058,931.62 is: 5,602,682.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,811,380.78 : 9,401,983.24 = 4,058,931.62 : x
  2. Step 2: Convert to fraction form
    6,811,380.78/9,401,983.24 = 4,058,931.62/x
  3. Step 3: Cross multiply
    6,811,380.78x = 9,401,983.24 × 4,058,931.62
  4. Step 4: Simplify right side
    6,811,380.78x = 38,162,007,063,546.05
  5. Step 5: Solve for x
    x = 38,162,007,063,546.05/6,811,380.78
  6. Step 6: Final answer
    x = 5,602,682.96

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Double scale
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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.