Home / 21,958,793.28-32,945,073.57-13,214,612.93

Finding the Fourth Proportional to 21,958,793.28, 32,945,073.57 and 13,214,612.93

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Solution

The fourth proportional to 21,958,793.28, 32,945,073.57 and 13,214,612.93 is: 19,826,061.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,958,793.28 : 32,945,073.57 = 13,214,612.93 : x
  2. Step 2: Convert to fraction form
    21,958,793.28/32,945,073.57 = 13,214,612.93/x
  3. Step 3: Cross multiply
    21,958,793.28x = 32,945,073.57 × 13,214,612.93
  4. Step 4: Simplify right side
    21,958,793.28x = 435,356,395,013,197.94
  5. Step 5: Solve for x
    x = 435,356,395,013,197.94/21,958,793.28
  6. Step 6: Final answer
    x = 19,826,061.91

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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.