Home / 13,910,100.30-20,865,150.45-8,808,266.70

Finding the Fourth Proportional to 13,910,100.30, 20,865,150.45 and 8,808,266.70

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Solution

The fourth proportional to 13,910,100.30, 20,865,150.45 and 8,808,266.70 is: 13,212,400.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,910,100.30 : 20,865,150.45 = 8,808,266.70 : x
  2. Step 2: Convert to fraction form
    13,910,100.30/20,865,150.45 = 8,808,266.70/x
  3. Step 3: Cross multiply
    13,910,100.30x = 20,865,150.45 × 8,808,266.70
  4. Step 4: Simplify right side
    13,910,100.30x = 183,785,809,899,225
  5. Step 5: Solve for x
    x = 183,785,809,899,225/13,910,100.30
  6. Step 6: Final answer
    x = 13,212,400.05

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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.