Home / 22,571,955.75-31,149,481.98-12,258,752.67

Finding the Fourth Proportional to 22,571,955.75, 31,149,481.98 and 12,258,752.67

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Solution

The fourth proportional to 22,571,955.75, 31,149,481.98 and 12,258,752.67 is: 16,917,178.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,571,955.75 : 31,149,481.98 = 12,258,752.67 : x
  2. Step 2: Convert to fraction form
    22,571,955.75/31,149,481.98 = 12,258,752.67/x
  3. Step 3: Cross multiply
    22,571,955.75x = 31,149,481.98 × 12,258,752.67
  4. Step 4: Simplify right side
    22,571,955.75x = 381,853,795,391,441.88
  5. Step 5: Solve for x
    x = 381,853,795,391,441.88/22,571,955.75
  6. Step 6: Final answer
    x = 16,917,178.10

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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.