Home / 21,600,534.31-32,400,832.65-8,821,039.02

Finding the Fourth Proportional to 21,600,534.31, 32,400,832.65 and 8,821,039.02

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Solution

The fourth proportional to 21,600,534.31, 32,400,832.65 and 8,821,039.02 is: 13,231,571.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,600,534.31 : 32,400,832.65 = 8,821,039.02 : x
  2. Step 2: Convert to fraction form
    21,600,534.31/32,400,832.65 = 8,821,039.02/x
  3. Step 3: Cross multiply
    21,600,534.31x = 32,400,832.65 × 8,821,039.02
  4. Step 4: Simplify right side
    21,600,534.31x = 285,809,009,005,981.06
  5. Step 5: Solve for x
    x = 285,809,009,005,981.06/21,600,534.31
  6. Step 6: Final answer
    x = 13,231,571.26

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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.