Home / 74,913,238.32-103,379,969.70-41,873,451.72

Finding the Fourth Proportional to 74,913,238.32, 103,379,969.70 and 41,873,451.72

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Solution

The fourth proportional to 74,913,238.32, 103,379,969.70 and 41,873,451.72 is: 57,785,196.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,913,238.32 : 103,379,969.70 = 41,873,451.72 : x
  2. Step 2: Convert to fraction form
    74,913,238.32/103,379,969.70 = 41,873,451.72/x
  3. Step 3: Cross multiply
    74,913,238.32x = 103,379,969.70 × 41,873,451.72
  4. Step 4: Simplify right side
    74,913,238.32x = 4,328,876,170,048,013
  5. Step 5: Solve for x
    x = 4,328,876,170,048,013/74,913,238.32
  6. Step 6: Final answer
    x = 57,785,196.14

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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.