Home / 7,380,733.02-11,069,837.94-1,988,122.31

Finding the Fourth Proportional to 7,380,733.02, 11,069,837.94 and 1,988,122.31

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Solution

The fourth proportional to 7,380,733.02, 11,069,837.94 and 1,988,122.31 is: 2,981,843.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380,733.02 : 11,069,837.94 = 1,988,122.31 : x
  2. Step 2: Convert to fraction form
    7,380,733.02/11,069,837.94 = 1,988,122.31/x
  3. Step 3: Cross multiply
    7,380,733.02x = 11,069,837.94 × 1,988,122.31
  4. Step 4: Simplify right side
    7,380,733.02x = 22,008,191,801,350.52
  5. Step 5: Solve for x
    x = 22,008,191,801,350.52/7,380,733.02
  6. Step 6: Final answer
    x = 2,981,843.64

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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.