Home / 21,600,538.29-32,400,838.62-8,821,043.01

Finding the Fourth Proportional to 21,600,538.29, 32,400,838.62 and 8,821,043.01

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Solution

The fourth proportional to 21,600,538.29, 32,400,838.62 and 8,821,043.01 is: 13,231,577.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,600,538.29 : 32,400,838.62 = 8,821,043.01 : x
  2. Step 2: Convert to fraction form
    21,600,538.29/32,400,838.62 = 8,821,043.01/x
  3. Step 3: Cross multiply
    21,600,538.29x = 32,400,838.62 × 8,821,043.01
  4. Step 4: Simplify right side
    21,600,538.29x = 285,809,191,027,089.06
  5. Step 5: Solve for x
    x = 285,809,191,027,089.06/21,600,538.29
  6. Step 6: Final answer
    x = 13,231,577.25

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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.