Home / 37,978,278.93-52,409,735.24-20,574,499.66

Finding the Fourth Proportional to 37,978,278.93, 52,409,735.24 and 20,574,499.66

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Solution

The fourth proportional to 37,978,278.93, 52,409,735.24 and 20,574,499.66 is: 28,392,652.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,978,278.93 : 52,409,735.24 = 20,574,499.66 : x
  2. Step 2: Convert to fraction form
    37,978,278.93/52,409,735.24 = 20,574,499.66/x
  3. Step 3: Cross multiply
    37,978,278.93x = 52,409,735.24 × 20,574,499.66
  4. Step 4: Simplify right side
    37,978,278.93x = 1,078,304,079,642,173.12
  5. Step 5: Solve for x
    x = 1,078,304,079,642,173.12/37,978,278.93
  6. Step 6: Final answer
    x = 28,392,652.59

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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.