Home / 18,072,815.42-24,940,918.72-9,813,225.82

Finding the Fourth Proportional to 18,072,815.42, 24,940,918.72 and 9,813,225.82

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Solution

The fourth proportional to 18,072,815.42, 24,940,918.72 and 9,813,225.82 is: 13,542,486.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,072,815.42 : 24,940,918.72 = 9,813,225.82 : x
  2. Step 2: Convert to fraction form
    18,072,815.42/24,940,918.72 = 9,813,225.82/x
  3. Step 3: Cross multiply
    18,072,815.42x = 24,940,918.72 × 9,813,225.82
  4. Step 4: Simplify right side
    18,072,815.42x = 244,750,867,557,625.34
  5. Step 5: Solve for x
    x = 244,750,867,557,625.34/18,072,815.42
  6. Step 6: Final answer
    x = 13,542,486.98

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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.