Home / 38,064,268.02-52,528,732.40-20,660,608.56

Finding the Fourth Proportional to 38,064,268.02, 52,528,732.40 and 20,660,608.56

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Solution

The fourth proportional to 38,064,268.02, 52,528,732.40 and 20,660,608.56 is: 28,511,662.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,064,268.02 : 52,528,732.40 = 20,660,608.56 : x
  2. Step 2: Convert to fraction form
    38,064,268.02/52,528,732.40 = 20,660,608.56/x
  3. Step 3: Cross multiply
    38,064,268.02x = 52,528,732.40 × 20,660,608.56
  4. Step 4: Simplify right side
    38,064,268.02x = 1,085,275,578,269,389.25
  5. Step 5: Solve for x
    x = 1,085,275,578,269,389.25/38,064,268.02
  6. Step 6: Final answer
    x = 28,511,662.90

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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.