Home / 22,143,732.90-33,215,599.35-12,418,362.60

Finding the Fourth Proportional to 22,143,732.90, 33,215,599.35 and 12,418,362.60

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Solution

The fourth proportional to 22,143,732.90, 33,215,599.35 and 12,418,362.60 is: 18,627,543.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,143,732.90 : 33,215,599.35 = 12,418,362.60 : x
  2. Step 2: Convert to fraction form
    22,143,732.90/33,215,599.35 = 12,418,362.60/x
  3. Step 3: Cross multiply
    22,143,732.90x = 33,215,599.35 × 12,418,362.60
  4. Step 4: Simplify right side
    22,143,732.90x = 412,483,356,704,624.31
  5. Step 5: Solve for x
    x = 412,483,356,704,624.31/22,143,732.90
  6. Step 6: Final answer
    x = 18,627,543.90

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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.