Home / 6,143,373.64-8,479,541.87-3,565,884.79

Finding the Fourth Proportional to 6,143,373.64, 8,479,541.87 and 3,565,884.79

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Solution

The fourth proportional to 6,143,373.64, 8,479,541.87 and 3,565,884.79 is: 4,921,899.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,143,373.64 : 8,479,541.87 = 3,565,884.79 : x
  2. Step 2: Convert to fraction form
    6,143,373.64/8,479,541.87 = 3,565,884.79/x
  3. Step 3: Cross multiply
    6,143,373.64x = 8,479,541.87 × 3,565,884.79
  4. Step 4: Simplify right side
    6,143,373.64x = 30,237,069,380,401.16
  5. Step 5: Solve for x
    x = 30,237,069,380,401.16/6,143,373.64
  6. Step 6: Final answer
    x = 4,921,899.78

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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.