Home / 13,770,201.40-20,655,302.10-11,376,748.60

Finding the Fourth Proportional to 13,770,201.40, 20,655,302.10 and 11,376,748.60

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Solution

The fourth proportional to 13,770,201.40, 20,655,302.10 and 11,376,748.60 is: 17,065,122.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,770,201.40 : 20,655,302.10 = 11,376,748.60 : x
  2. Step 2: Convert to fraction form
    13,770,201.40/20,655,302.10 = 11,376,748.60/x
  3. Step 3: Cross multiply
    13,770,201.40x = 20,655,302.10 × 11,376,748.60
  4. Step 4: Simplify right side
    13,770,201.40x = 234,990,179,248,752.06
  5. Step 5: Solve for x
    x = 234,990,179,248,752.06/13,770,201.40
  6. Step 6: Final answer
    x = 17,065,122.90

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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.