Home / 37,922,669.12-52,333,249.52-21,406,270.24

Finding the Fourth Proportional to 37,922,669.12, 52,333,249.52 and 21,406,270.24

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Solution

The fourth proportional to 37,922,669.12, 52,333,249.52 and 21,406,270.24 is: 29,540,633.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,922,669.12 : 52,333,249.52 = 21,406,270.24 : x
  2. Step 2: Convert to fraction form
    37,922,669.12/52,333,249.52 = 21,406,270.24/x
  3. Step 3: Cross multiply
    37,922,669.12x = 52,333,249.52 × 21,406,270.24
  4. Step 4: Simplify right side
    37,922,669.12x = 1,120,259,681,762,470.25
  5. Step 5: Solve for x
    x = 1,120,259,681,762,470.25/37,922,669.12
  6. Step 6: Final answer
    x = 29,540,633.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.