Home / 74,913,239.32-103,379,971.08-41,873,452.72

Finding the Fourth Proportional to 74,913,239.32, 103,379,971.08 and 41,873,452.72

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Solution

The fourth proportional to 74,913,239.32, 103,379,971.08 and 41,873,452.72 is: 57,785,197.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,913,239.32 : 103,379,971.08 = 41,873,452.72 : x
  2. Step 2: Convert to fraction form
    74,913,239.32/103,379,971.08 = 41,873,452.72/x
  3. Step 3: Cross multiply
    74,913,239.32x = 103,379,971.08 × 41,873,452.72
  4. Step 4: Simplify right side
    74,913,239.32x = 4,328,876,331,213,347
  5. Step 5: Solve for x
    x = 4,328,876,331,213,347/74,913,239.32
  6. Step 6: Final answer
    x = 57,785,197.52

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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.