Home / 26,174,845.78-36,111,937.41-15,155,580.67

Finding the Fourth Proportional to 26,174,845.78, 36,111,937.41 and 15,155,580.67

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Solution

The fourth proportional to 26,174,845.78, 36,111,937.41 and 15,155,580.67 is: 20,909,287.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,174,845.78 : 36,111,937.41 = 15,155,580.67 : x
  2. Step 2: Convert to fraction form
    26,174,845.78/36,111,937.41 = 15,155,580.67/x
  3. Step 3: Cross multiply
    26,174,845.78x = 36,111,937.41 × 15,155,580.67
  4. Step 4: Simplify right side
    26,174,845.78x = 547,297,380,476,966
  5. Step 5: Solve for x
    x = 547,297,380,476,966/26,174,845.78
  6. Step 6: Final answer
    x = 20,909,287.69

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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.