Home / 22,143,981.80-33,215,972.70-13,596,602.60

Finding the Fourth Proportional to 22,143,981.80, 33,215,972.70 and 13,596,602.60

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Solution

The fourth proportional to 22,143,981.80, 33,215,972.70 and 13,596,602.60 is: 20,394,903.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,143,981.80 : 33,215,972.70 = 13,596,602.60 : x
  2. Step 2: Convert to fraction form
    22,143,981.80/33,215,972.70 = 13,596,602.60/x
  3. Step 3: Cross multiply
    22,143,981.80x = 33,215,972.70 × 13,596,602.60
  4. Step 4: Simplify right side
    22,143,981.80x = 451,624,380,774,349
  5. Step 5: Solve for x
    x = 451,624,380,774,349/22,143,981.80
  6. Step 6: Final answer
    x = 20,394,903.90

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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.