Home / 28,886,881.58-39,840,652.38-25,394,753.72

Finding the Fourth Proportional to 28,886,881.58, 39,840,652.38 and 25,394,753.72

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Solution

The fourth proportional to 28,886,881.58, 39,840,652.38 and 25,394,753.72 is: 35,024,325.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,886,881.58 : 39,840,652.38 = 25,394,753.72 : x
  2. Step 2: Convert to fraction form
    28,886,881.58/39,840,652.38 = 25,394,753.72/x
  3. Step 3: Cross multiply
    28,886,881.58x = 39,840,652.38 × 25,394,753.72
  4. Step 4: Simplify right side
    28,886,881.58x = 1,011,743,555,234,231.88
  5. Step 5: Solve for x
    x = 1,011,743,555,234,231.88/28,886,881.58
  6. Step 6: Final answer
    x = 35,024,325.92

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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.