Home / 26,174,846.89-36,111,938.94-15,155,581.78

Finding the Fourth Proportional to 26,174,846.89, 36,111,938.94 and 15,155,581.78

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Solution

The fourth proportional to 26,174,846.89, 36,111,938.94 and 15,155,581.78 is: 20,909,289.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,174,846.89 : 36,111,938.94 = 15,155,581.78 : x
  2. Step 2: Convert to fraction form
    26,174,846.89/36,111,938.94 = 15,155,581.78/x
  3. Step 3: Cross multiply
    26,174,846.89x = 36,111,938.94 × 15,155,581.78
  4. Step 4: Simplify right side
    26,174,846.89x = 547,297,443,884,676.38
  5. Step 5: Solve for x
    x = 547,297,443,884,676.38/26,174,846.89
  6. Step 6: Final answer
    x = 20,909,289.22

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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.