Home / 18,051,186.96-24,910,491.74-9,791,228.57

Finding the Fourth Proportional to 18,051,186.96, 24,910,491.74 and 9,791,228.57

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Solution

The fourth proportional to 18,051,186.96, 24,910,491.74 and 9,791,228.57 is: 13,511,816.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,051,186.96 : 24,910,491.74 = 9,791,228.57 : x
  2. Step 2: Convert to fraction form
    18,051,186.96/24,910,491.74 = 9,791,228.57/x
  3. Step 3: Cross multiply
    18,051,186.96x = 24,910,491.74 × 9,791,228.57
  4. Step 4: Simplify right side
    18,051,186.96x = 243,904,318,243,928.41
  5. Step 5: Solve for x
    x = 243,904,318,243,928.41/18,051,186.96
  6. Step 6: Final answer
    x = 13,511,816.08

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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.