Home / 68,974,811.88-103,470,222.12-22,920,790.92

Finding the Fourth Proportional to 68,974,811.88, 103,470,222.12 and 22,920,790.92

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Solution

The fourth proportional to 68,974,811.88, 103,470,222.12 and 22,920,790.92 is: 34,383,846.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,974,811.88 : 103,470,222.12 = 22,920,790.92 : x
  2. Step 2: Convert to fraction form
    68,974,811.88/103,470,222.12 = 22,920,790.92/x
  3. Step 3: Cross multiply
    68,974,811.88x = 103,470,222.12 × 22,920,790.92
  4. Step 4: Simplify right side
    68,974,811.88x = 2,371,619,327,658,479.50
  5. Step 5: Solve for x
    x = 2,371,619,327,658,479.50/68,974,811.88
  6. Step 6: Final answer
    x = 34,383,846.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.