Home / 26,109,278.55-39,150,401.76-11,719,955.79

Finding the Fourth Proportional to 26,109,278.55, 39,150,401.76 and 11,719,955.79

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Solution

The fourth proportional to 26,109,278.55, 39,150,401.76 and 11,719,955.79 is: 17,573,866.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,109,278.55 : 39,150,401.76 = 11,719,955.79 : x
  2. Step 2: Convert to fraction form
    26,109,278.55/39,150,401.76 = 11,719,955.79/x
  3. Step 3: Cross multiply
    26,109,278.55x = 39,150,401.76 × 11,719,955.79
  4. Step 4: Simplify right side
    26,109,278.55x = 458,840,977,787,938.12
  5. Step 5: Solve for x
    x = 458,840,977,787,938.12/26,109,278.55
  6. Step 6: Final answer
    x = 17,573,866.58

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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.