Home / 18,156,701-25,056,247.38-10,008,113.96

Finding the Fourth Proportional to 18,156,701, 25,056,247.38 and 10,008,113.96

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Solution

The fourth proportional to 18,156,701, 25,056,247.38 and 10,008,113.96 is: 13,811,197.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,156,701 : 25,056,247.38 = 10,008,113.96 : x
  2. Step 2: Convert to fraction form
    18,156,701/25,056,247.38 = 10,008,113.96/x
  3. Step 3: Cross multiply
    18,156,701x = 25,056,247.38 × 10,008,113.96
  4. Step 4: Simplify right side
    18,156,701x = 250,765,779,188,991.44
  5. Step 5: Solve for x
    x = 250,765,779,188,991.44/18,156,701
  6. Step 6: Final answer
    x = 13,811,197.26

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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.