Home / 27,902,268.38-38,505,077.34-15,513,505.70

Finding the Fourth Proportional to 27,902,268.38, 38,505,077.34 and 15,513,505.70

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Solution

The fourth proportional to 27,902,268.38, 38,505,077.34 and 15,513,505.70 is: 21,408,608.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,902,268.38 : 38,505,077.34 = 15,513,505.70 : x
  2. Step 2: Convert to fraction form
    27,902,268.38/38,505,077.34 = 15,513,505.70/x
  3. Step 3: Cross multiply
    27,902,268.38x = 38,505,077.34 × 15,513,505.70
  4. Step 4: Simplify right side
    27,902,268.38x = 597,348,736,793,030.88
  5. Step 5: Solve for x
    x = 597,348,736,793,030.88/27,902,268.38
  6. Step 6: Final answer
    x = 21,408,608.38

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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.