Home / 74,108,165.70-102,268,020.07-41,068,347.51

Finding the Fourth Proportional to 74,108,165.70, 102,268,020.07 and 41,068,347.51

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Solution

The fourth proportional to 74,108,165.70, 102,268,020.07 and 41,068,347.51 is: 56,673,627.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,108,165.70 : 102,268,020.07 = 41,068,347.51 : x
  2. Step 2: Convert to fraction form
    74,108,165.70/102,268,020.07 = 41,068,347.51/x
  3. Step 3: Cross multiply
    74,108,165.70x = 102,268,020.07 × 41,068,347.51
  4. Step 4: Simplify right side
    74,108,165.70x = 4,199,978,587,394,414
  5. Step 5: Solve for x
    x = 4,199,978,587,394,414/74,108,165.70
  6. Step 6: Final answer
    x = 56,673,627.63

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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.