Home / 28,886,883.08-39,840,654.45-25,394,755.22

Finding the Fourth Proportional to 28,886,883.08, 39,840,654.45 and 25,394,755.22

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Solution

The fourth proportional to 28,886,883.08, 39,840,654.45 and 25,394,755.22 is: 35,024,327.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,886,883.08 : 39,840,654.45 = 25,394,755.22 : x
  2. Step 2: Convert to fraction form
    28,886,883.08/39,840,654.45 = 25,394,755.22/x
  3. Step 3: Cross multiply
    28,886,883.08x = 39,840,654.45 × 25,394,755.22
  4. Step 4: Simplify right side
    28,886,883.08x = 1,011,743,667,562,353.75
  5. Step 5: Solve for x
    x = 1,011,743,667,562,353.75/28,886,883.08
  6. Step 6: Final answer
    x = 35,024,327.99

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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.