Home / 54,022,164-74,557,685.92-30,811,970.40

Finding the Fourth Proportional to 54,022,164, 74,557,685.92 and 30,811,970.40

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Solution

The fourth proportional to 54,022,164, 74,557,685.92 and 30,811,970.40 is: 42,524,568.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,022,164 : 74,557,685.92 = 30,811,970.40 : x
  2. Step 2: Convert to fraction form
    54,022,164/74,557,685.92 = 30,811,970.40/x
  3. Step 3: Cross multiply
    54,022,164x = 74,557,685.92 × 30,811,970.40
  4. Step 4: Simplify right side
    54,022,164x = 2,297,269,211,659,536.50
  5. Step 5: Solve for x
    x = 2,297,269,211,659,536.50/54,022,164
  6. Step 6: Final answer
    x = 42,524,568.47

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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.