Home / 22,078,024.13-30,467,961.86-12,156,060.75

Finding the Fourth Proportional to 22,078,024.13, 30,467,961.86 and 12,156,060.75

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Solution

The fourth proportional to 22,078,024.13, 30,467,961.86 and 12,156,060.75 is: 16,775,522.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,078,024.13 : 30,467,961.86 = 12,156,060.75 : x
  2. Step 2: Convert to fraction form
    22,078,024.13/30,467,961.86 = 12,156,060.75/x
  3. Step 3: Cross multiply
    22,078,024.13x = 30,467,961.86 × 12,156,060.75
  4. Step 4: Simplify right side
    22,078,024.13x = 370,370,395,238,062.69
  5. Step 5: Solve for x
    x = 370,370,395,238,062.69/22,078,024.13
  6. Step 6: Final answer
    x = 16,775,522.72

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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.