Home / 28,886,896.18-39,840,672.54-25,394,768.29

Finding the Fourth Proportional to 28,886,896.18, 39,840,672.54 and 25,394,768.29

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Solution

The fourth proportional to 28,886,896.18, 39,840,672.54 and 25,394,768.29 is: 35,024,346.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,886,896.18 : 39,840,672.54 = 25,394,768.29 : x
  2. Step 2: Convert to fraction form
    28,886,896.18/39,840,672.54 = 25,394,768.29/x
  3. Step 3: Cross multiply
    28,886,896.18x = 39,840,672.54 × 25,394,768.29
  4. Step 4: Simplify right side
    28,886,896.18x = 1,011,744,647,671,065.75
  5. Step 5: Solve for x
    x = 1,011,744,647,671,065.75/28,886,896.18
  6. Step 6: Final answer
    x = 35,024,346.03

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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.