Home / 6,343,984.72-8,754,464.28-3,443,313.88

Finding the Fourth Proportional to 6,343,984.72, 8,754,464.28 and 3,443,313.88

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Solution

The fourth proportional to 6,343,984.72, 8,754,464.28 and 3,443,313.88 is: 4,751,645.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,343,984.72 : 8,754,464.28 = 3,443,313.88 : x
  2. Step 2: Convert to fraction form
    6,343,984.72/8,754,464.28 = 3,443,313.88/x
  3. Step 3: Cross multiply
    6,343,984.72x = 8,754,464.28 × 3,443,313.88
  4. Step 4: Simplify right side
    6,343,984.72x = 30,144,368,367,288.20
  5. Step 5: Solve for x
    x = 30,144,368,367,288.20/6,343,984.72
  6. Step 6: Final answer
    x = 4,751,645.80

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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.