Home / 22,276,918.10-33,383,495.55-12,672,002.90

Finding the Fourth Proportional to 22,276,918.10, 33,383,495.55 and 12,672,002.90

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Solution

The fourth proportional to 22,276,918.10, 33,383,495.55 and 12,672,002.90 is: 18,989,868.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,276,918.10 : 33,383,495.55 = 12,672,002.90 : x
  2. Step 2: Convert to fraction form
    22,276,918.10/33,383,495.55 = 12,672,002.90/x
  3. Step 3: Cross multiply
    22,276,918.10x = 33,383,495.55 × 12,672,002.90
  4. Step 4: Simplify right side
    22,276,918.10x = 423,035,752,421,737.12
  5. Step 5: Solve for x
    x = 423,035,752,421,737.12/22,276,918.10
  6. Step 6: Final answer
    x = 18,989,868.82

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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.