Home / 12,381,215.96-17,086,111.24-6,874,601.46

Finding the Fourth Proportional to 12,381,215.96, 17,086,111.24 and 6,874,601.46

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Solution

The fourth proportional to 12,381,215.96, 17,086,111.24 and 6,874,601.46 is: 9,486,968.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,381,215.96 : 17,086,111.24 = 6,874,601.46 : x
  2. Step 2: Convert to fraction form
    12,381,215.96/17,086,111.24 = 6,874,601.46/x
  3. Step 3: Cross multiply
    12,381,215.96x = 17,086,111.24 × 6,874,601.46
  4. Step 4: Simplify right side
    12,381,215.96x = 117,460,205,276,226.41
  5. Step 5: Solve for x
    x = 117,460,205,276,226.41/12,381,215.96
  6. Step 6: Final answer
    x = 9,486,968.46

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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.