Home / 8,422,946.40-12,635,305.44-2,743,613.58

Finding the Fourth Proportional to 8,422,946.40, 12,635,305.44 and 2,743,613.58

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Solution

The fourth proportional to 8,422,946.40, 12,635,305.44 and 2,743,613.58 is: 4,115,708.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,422,946.40 : 12,635,305.44 = 2,743,613.58 : x
  2. Step 2: Convert to fraction form
    8,422,946.40/12,635,305.44 = 2,743,613.58/x
  3. Step 3: Cross multiply
    8,422,946.40x = 12,635,305.44 × 2,743,613.58
  4. Step 4: Simplify right side
    8,422,946.40x = 34,666,395,592,631.88
  5. Step 5: Solve for x
    x = 34,666,395,592,631.88/8,422,946.40
  6. Step 6: Final answer
    x = 4,115,708.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.