Home / 35,164,487.54-48,511,534.89-21,218,063.72

Finding the Fourth Proportional to 35,164,487.54, 48,511,534.89 and 21,218,063.72

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Solution

The fourth proportional to 35,164,487.54, 48,511,534.89 and 21,218,063.72 is: 29,271,600.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,164,487.54 : 48,511,534.89 = 21,218,063.72 : x
  2. Step 2: Convert to fraction form
    35,164,487.54/48,511,534.89 = 21,218,063.72/x
  3. Step 3: Cross multiply
    35,164,487.54x = 48,511,534.89 × 21,218,063.72
  4. Step 4: Simplify right side
    35,164,487.54x = 1,029,320,838,451,023.12
  5. Step 5: Solve for x
    x = 1,029,320,838,451,023.12/35,164,487.54
  6. Step 6: Final answer
    x = 29,271,600.71

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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.