Home / 79,053,266.16-109,006,876.44-51,500,098.80

Finding the Fourth Proportional to 79,053,266.16, 109,006,876.44 and 51,500,098.80

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Solution

The fourth proportional to 79,053,266.16, 109,006,876.44 and 51,500,098.80 is: 71,013,699.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,053,266.16 : 109,006,876.44 = 51,500,098.80 : x
  2. Step 2: Convert to fraction form
    79,053,266.16/109,006,876.44 = 51,500,098.80/x
  3. Step 3: Cross multiply
    79,053,266.16x = 109,006,876.44 × 51,500,098.80
  4. Step 4: Simplify right side
    79,053,266.16x = 5,613,864,906,539,392
  5. Step 5: Solve for x
    x = 5,613,864,906,539,392/79,053,266.16
  6. Step 6: Final answer
    x = 71,013,699.74

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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.