Home / 38,040,101.04-52,490,910.70-21,295,757.47

Finding the Fourth Proportional to 38,040,101.04, 52,490,910.70 and 21,295,757.47

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Solution

The fourth proportional to 38,040,101.04, 52,490,910.70 and 21,295,757.47 is: 29,385,665.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,040,101.04 : 52,490,910.70 = 21,295,757.47 : x
  2. Step 2: Convert to fraction form
    38,040,101.04/52,490,910.70 = 21,295,757.47/x
  3. Step 3: Cross multiply
    38,040,101.04x = 52,490,910.70 × 21,295,757.47
  4. Step 4: Simplify right side
    38,040,101.04x = 1,117,833,703,384,173.38
  5. Step 5: Solve for x
    x = 1,117,833,703,384,173.38/38,040,101.04
  6. Step 6: Final answer
    x = 29,385,665.99

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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.