Home / 37,378,249.47-51,581,994.55-20,632,999.19

Finding the Fourth Proportional to 37,378,249.47, 51,581,994.55 and 20,632,999.19

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Solution

The fourth proportional to 37,378,249.47, 51,581,994.55 and 20,632,999.19 is: 28,473,544.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,378,249.47 : 51,581,994.55 = 20,632,999.19 : x
  2. Step 2: Convert to fraction form
    37,378,249.47/51,581,994.55 = 20,632,999.19/x
  3. Step 3: Cross multiply
    37,378,249.47x = 51,581,994.55 × 20,632,999.19
  4. Step 4: Simplify right side
    37,378,249.47x = 1,064,291,251,459,241.88
  5. Step 5: Solve for x
    x = 1,064,291,251,459,241.88/37,378,249.47
  6. Step 6: Final answer
    x = 28,473,544.55

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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.