Home / 22,122,018.72-30,526,826.94-12,332,029.86

Finding the Fourth Proportional to 22,122,018.72, 30,526,826.94 and 12,332,029.86

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Solution

The fourth proportional to 22,122,018.72, 30,526,826.94 and 12,332,029.86 is: 17,017,332.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,122,018.72 : 30,526,826.94 = 12,332,029.86 : x
  2. Step 2: Convert to fraction form
    22,122,018.72/30,526,826.94 = 12,332,029.86/x
  3. Step 3: Cross multiply
    22,122,018.72x = 30,526,826.94 × 12,332,029.86
  4. Step 4: Simplify right side
    22,122,018.72x = 376,457,741,355,132.44
  5. Step 5: Solve for x
    x = 376,457,741,355,132.44/22,122,018.72
  6. Step 6: Final answer
    x = 17,017,332.19

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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.