Home / 38,026,919.08-52,479,965.48-21,283,333.20

Finding the Fourth Proportional to 38,026,919.08, 52,479,965.48 and 21,283,333.20

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Solution

The fourth proportional to 38,026,919.08, 52,479,965.48 and 21,283,333.20 is: 29,372,576.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,026,919.08 : 52,479,965.48 = 21,283,333.20 : x
  2. Step 2: Convert to fraction form
    38,026,919.08/52,479,965.48 = 21,283,333.20/x
  3. Step 3: Cross multiply
    38,026,919.08x = 52,479,965.48 × 21,283,333.20
  4. Step 4: Simplify right side
    38,026,919.08x = 1,116,948,591,635,337.88
  5. Step 5: Solve for x
    x = 1,116,948,591,635,337.88/38,026,919.08
  6. Step 6: Final answer
    x = 29,372,576.55

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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.