Home / 14,546,914.75-21,820,481.51-6,457,715.70

Finding the Fourth Proportional to 14,546,914.75, 21,820,481.51 and 6,457,715.70

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Solution

The fourth proportional to 14,546,914.75, 21,820,481.51 and 6,457,715.70 is: 9,686,622.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,546,914.75 : 21,820,481.51 = 6,457,715.70 : x
  2. Step 2: Convert to fraction form
    14,546,914.75/21,820,481.51 = 6,457,715.70/x
  3. Step 3: Cross multiply
    14,546,914.75x = 21,820,481.51 × 6,457,715.70
  4. Step 4: Simplify right side
    14,546,914.75x = 140,910,466,028,686.72
  5. Step 5: Solve for x
    x = 140,910,466,028,686.72/14,546,914.75
  6. Step 6: Final answer
    x = 9,686,622.11

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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.