Home / 22,956,234.21-31,681,034.82-12,642,954.57

Finding the Fourth Proportional to 22,956,234.21, 31,681,034.82 and 12,642,954.57

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Solution

The fourth proportional to 22,956,234.21, 31,681,034.82 and 12,642,954.57 is: 17,448,065.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,956,234.21 : 31,681,034.82 = 12,642,954.57 : x
  2. Step 2: Convert to fraction form
    22,956,234.21/31,681,034.82 = 12,642,954.57/x
  3. Step 3: Cross multiply
    22,956,234.21x = 31,681,034.82 × 12,642,954.57
  4. Step 4: Simplify right side
    22,956,234.21x = 400,541,883,959,848.12
  5. Step 5: Solve for x
    x = 400,541,883,959,848.12/22,956,234.21
  6. Step 6: Final answer
    x = 17,448,065.75

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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.