Home / 13,480,257-20,220,385.56-4,504,809

Finding the Fourth Proportional to 13,480,257, 20,220,385.56 and 4,504,809

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Solution

The fourth proportional to 13,480,257, 20,220,385.56 and 4,504,809 is: 6,757,213.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,480,257 : 20,220,385.56 = 4,504,809 : x
  2. Step 2: Convert to fraction form
    13,480,257/20,220,385.56 = 4,504,809/x
  3. Step 3: Cross multiply
    13,480,257x = 20,220,385.56 × 4,504,809
  4. Step 4: Simplify right side
    13,480,257x = 91,088,974,854,158.03
  5. Step 5: Solve for x
    x = 91,088,974,854,158.03/13,480,257
  6. Step 6: Final answer
    x = 6,757,213.52

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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.