Home / 8,968,240.80-13,449,736.80-3,210,307.20

Finding the Fourth Proportional to 8,968,240.80, 13,449,736.80 and 3,210,307.20

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Solution

The fourth proportional to 8,968,240.80, 13,449,736.80 and 3,210,307.20 is: 4,814,521.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,968,240.80 : 13,449,736.80 = 3,210,307.20 : x
  2. Step 2: Convert to fraction form
    8,968,240.80/13,449,736.80 = 3,210,307.20/x
  3. Step 3: Cross multiply
    8,968,240.80x = 13,449,736.80 × 3,210,307.20
  4. Step 4: Simplify right side
    8,968,240.80x = 43,177,786,887,144.97
  5. Step 5: Solve for x
    x = 43,177,786,887,144.97/8,968,240.80
  6. Step 6: Final answer
    x = 4,814,521.36

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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.