Home / 14,906,826.65-20,571,297.02-8,380,485.13

Finding the Fourth Proportional to 14,906,826.65, 20,571,297.02 and 8,380,485.13

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Solution

The fourth proportional to 14,906,826.65, 20,571,297.02 and 8,380,485.13 is: 11,564,999.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,906,826.65 : 20,571,297.02 = 8,380,485.13 : x
  2. Step 2: Convert to fraction form
    14,906,826.65/20,571,297.02 = 8,380,485.13/x
  3. Step 3: Cross multiply
    14,906,826.65x = 20,571,297.02 × 8,380,485.13
  4. Step 4: Simplify right side
    14,906,826.65x = 172,397,448,729,495.06
  5. Step 5: Solve for x
    x = 172,397,448,729,495.06/14,906,826.65
  6. Step 6: Final answer
    x = 11,564,999.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.