Home / 12,844,857.08-19,266,316.71-4,090,781.88

Finding the Fourth Proportional to 12,844,857.08, 19,266,316.71 and 4,090,781.88

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Solution

The fourth proportional to 12,844,857.08, 19,266,316.71 and 4,090,781.88 is: 6,135,864.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,844,857.08 : 19,266,316.71 = 4,090,781.88 : x
  2. Step 2: Convert to fraction form
    12,844,857.08/19,266,316.71 = 4,090,781.88/x
  3. Step 3: Cross multiply
    12,844,857.08x = 19,266,316.71 × 4,090,781.88
  4. Step 4: Simplify right side
    12,844,857.08x = 78,814,299,299,279.42
  5. Step 5: Solve for x
    x = 78,814,299,299,279.42/12,844,857.08
  6. Step 6: Final answer
    x = 6,135,864.24

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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.