Home / 6,889,974.60-10,334,961.90-2,097,625.80

Finding the Fourth Proportional to 6,889,974.60, 10,334,961.90 and 2,097,625.80

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Solution

The fourth proportional to 6,889,974.60, 10,334,961.90 and 2,097,625.80 is: 3,146,438.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,889,974.60 : 10,334,961.90 = 2,097,625.80 : x
  2. Step 2: Convert to fraction form
    6,889,974.60/10,334,961.90 = 2,097,625.80/x
  3. Step 3: Cross multiply
    6,889,974.60x = 10,334,961.90 × 2,097,625.80
  4. Step 4: Simplify right side
    6,889,974.60x = 21,678,882,723,457.02
  5. Step 5: Solve for x
    x = 21,678,882,723,457.02/6,889,974.60
  6. Step 6: Final answer
    x = 3,146,438.70

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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.