Home / 13,738,828.37-20,610,619.02-4,640,992.20

Finding the Fourth Proportional to 13,738,828.37, 20,610,619.02 and 4,640,992.20

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Solution

The fourth proportional to 13,738,828.37, 20,610,619.02 and 4,640,992.20 is: 6,962,291.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,738,828.37 : 20,610,619.02 = 4,640,992.20 : x
  2. Step 2: Convert to fraction form
    13,738,828.37/20,610,619.02 = 4,640,992.20/x
  3. Step 3: Cross multiply
    13,738,828.37x = 20,610,619.02 × 4,640,992.20
  4. Step 4: Simplify right side
    13,738,828.37x = 95,653,722,108,991.64
  5. Step 5: Solve for x
    x = 95,653,722,108,991.64/13,738,828.37
  6. Step 6: Final answer
    x = 6,962,291.08

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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.