Home / 42,022,015.68-57,991,268.97-23,687,296.32

Finding the Fourth Proportional to 42,022,015.68, 57,991,268.97 and 23,687,296.32

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Solution

The fourth proportional to 42,022,015.68, 57,991,268.97 and 23,687,296.32 is: 32,688,969.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,022,015.68 : 57,991,268.97 = 23,687,296.32 : x
  2. Step 2: Convert to fraction form
    42,022,015.68/57,991,268.97 = 23,687,296.32/x
  3. Step 3: Cross multiply
    42,022,015.68x = 57,991,268.97 × 23,687,296.32
  4. Step 4: Simplify right side
    42,022,015.68x = 1,373,656,372,065,211.25
  5. Step 5: Solve for x
    x = 1,373,656,372,065,211.25/42,022,015.68
  6. Step 6: Final answer
    x = 32,688,969.10

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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.