Home / 12,832,108.22-19,177,712.26-9,381,112.88

Finding the Fourth Proportional to 12,832,108.22, 19,177,712.26 and 9,381,112.88

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Solution

The fourth proportional to 12,832,108.22, 19,177,712.26 and 9,381,112.88 is: 14,020,165.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,832,108.22 : 19,177,712.26 = 9,381,112.88 : x
  2. Step 2: Convert to fraction form
    12,832,108.22/19,177,712.26 = 9,381,112.88/x
  3. Step 3: Cross multiply
    12,832,108.22x = 19,177,712.26 × 9,381,112.88
  4. Step 4: Simplify right side
    12,832,108.22x = 179,908,283,371,878.56
  5. Step 5: Solve for x
    x = 179,908,283,371,878.56/12,832,108.22
  6. Step 6: Final answer
    x = 14,020,165.69

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.