Home / 25,810,676.64-38,721,847.68-8,538,837

Finding the Fourth Proportional to 25,810,676.64, 38,721,847.68 and 8,538,837

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Solution

The fourth proportional to 25,810,676.64, 38,721,847.68 and 8,538,837 is: 12,810,185.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,810,676.64 : 38,721,847.68 = 8,538,837 : x
  2. Step 2: Convert to fraction form
    25,810,676.64/38,721,847.68 = 8,538,837/x
  3. Step 3: Cross multiply
    25,810,676.64x = 38,721,847.68 × 8,538,837
  4. Step 4: Simplify right side
    25,810,676.64x = 330,639,545,678,348.19
  5. Step 5: Solve for x
    x = 330,639,545,678,348.19/25,810,676.64
  6. Step 6: Final answer
    x = 12,810,185.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.