Home / 21,345,083.32-32,030,376.68-19,608,485.56

Finding the Fourth Proportional to 21,345,083.32, 32,030,376.68 and 19,608,485.56

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Solution

The fourth proportional to 21,345,083.32, 32,030,376.68 and 19,608,485.56 is: 29,424,442.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,345,083.32 : 32,030,376.68 = 19,608,485.56 : x
  2. Step 2: Convert to fraction form
    21,345,083.32/32,030,376.68 = 19,608,485.56/x
  3. Step 3: Cross multiply
    21,345,083.32x = 32,030,376.68 × 19,608,485.56
  4. Step 4: Simplify right side
    21,345,083.32x = 628,067,178,611,140.75
  5. Step 5: Solve for x
    x = 628,067,178,611,140.75/21,345,083.32
  6. Step 6: Final answer
    x = 29,424,442.58

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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.