Home / 22,310,103-30,787,942.62-12,652,311

Finding the Fourth Proportional to 22,310,103, 30,787,942.62 and 12,652,311

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Solution

The fourth proportional to 22,310,103, 30,787,942.62 and 12,652,311 is: 17,460,189.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,310,103 : 30,787,942.62 = 12,652,311 : x
  2. Step 2: Convert to fraction form
    22,310,103/30,787,942.62 = 12,652,311/x
  3. Step 3: Cross multiply
    22,310,103x = 30,787,942.62 × 12,652,311
  4. Step 4: Simplify right side
    22,310,103x = 389,538,625,078,394.81
  5. Step 5: Solve for x
    x = 389,538,625,078,394.81/22,310,103
  6. Step 6: Final answer
    x = 17,460,189.45

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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.