Home / 7,438,515.60-11,157,773.40-5,265,512.40

Finding the Fourth Proportional to 7,438,515.60, 11,157,773.40 and 5,265,512.40

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Solution

The fourth proportional to 7,438,515.60, 11,157,773.40 and 5,265,512.40 is: 7,898,268.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,438,515.60 : 11,157,773.40 = 5,265,512.40 : x
  2. Step 2: Convert to fraction form
    7,438,515.60/11,157,773.40 = 5,265,512.40/x
  3. Step 3: Cross multiply
    7,438,515.60x = 11,157,773.40 × 5,265,512.40
  4. Step 4: Simplify right side
    7,438,515.60x = 58,751,394,194,090.16
  5. Step 5: Solve for x
    x = 58,751,394,194,090.16/7,438,515.60
  6. Step 6: Final answer
    x = 7,898,268.60

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1.5x scale

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.