Home / 38,505,772.80-57,730,665.60-15,774,969.60

Finding the Fourth Proportional to 38,505,772.80, 57,730,665.60 and 15,774,969.60

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Solution

The fourth proportional to 38,505,772.80, 57,730,665.60 and 15,774,969.60 is: 23,650,986.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,505,772.80 : 57,730,665.60 = 15,774,969.60 : x
  2. Step 2: Convert to fraction form
    38,505,772.80/57,730,665.60 = 15,774,969.60/x
  3. Step 3: Cross multiply
    38,505,772.80x = 57,730,665.60 × 15,774,969.60
  4. Step 4: Simplify right side
    38,505,772.80x = 910,699,494,827,765.75
  5. Step 5: Solve for x
    x = 910,699,494,827,765.75/38,505,772.80
  6. Step 6: Final answer
    x = 23,650,986.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.