Home / 8,118,393.92-11,202,479.52-4,495,814.72

Finding the Fourth Proportional to 8,118,393.92, 11,202,479.52 and 4,495,814.72

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Solution

The fourth proportional to 8,118,393.92, 11,202,479.52 and 4,495,814.72 is: 6,203,723.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,118,393.92 : 11,202,479.52 = 4,495,814.72 : x
  2. Step 2: Convert to fraction form
    8,118,393.92/11,202,479.52 = 4,495,814.72/x
  3. Step 3: Cross multiply
    8,118,393.92x = 11,202,479.52 × 4,495,814.72
  4. Step 4: Simplify right side
    8,118,393.92x = 50,364,272,326,514.53
  5. Step 5: Solve for x
    x = 50,364,272,326,514.53/8,118,393.92
  6. Step 6: Final answer
    x = 6,203,723.65

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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.