Home / 6,343,462.84-8,753,987.38-3,442,853.76

Finding the Fourth Proportional to 6,343,462.84, 8,753,987.38 and 3,442,853.76

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Solution

The fourth proportional to 6,343,462.84, 8,753,987.38 and 3,442,853.76 is: 4,751,142.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,343,462.84 : 8,753,987.38 = 3,442,853.76 : x
  2. Step 2: Convert to fraction form
    6,343,462.84/8,753,987.38 = 3,442,853.76/x
  3. Step 3: Cross multiply
    6,343,462.84x = 8,753,987.38 × 3,442,853.76
  4. Step 4: Simplify right side
    6,343,462.84x = 30,138,698,366,225.55
  5. Step 5: Solve for x
    x = 30,138,698,366,225.55/6,343,462.84
  6. Step 6: Final answer
    x = 4,751,142.89

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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.