Home / 78,814,781.08-118,233,453.80-24,231,949

Finding the Fourth Proportional to 78,814,781.08, 118,233,453.80 and 24,231,949

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Solution

The fourth proportional to 78,814,781.08, 118,233,453.80 and 24,231,949 is: 36,351,392.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,814,781.08 : 118,233,453.80 = 24,231,949 : x
  2. Step 2: Convert to fraction form
    78,814,781.08/118,233,453.80 = 24,231,949/x
  3. Step 3: Cross multiply
    78,814,781.08x = 118,233,453.80 × 24,231,949
  4. Step 4: Simplify right side
    78,814,781.08x = 2,865,027,022,575,456
  5. Step 5: Solve for x
    x = 2,865,027,022,575,456/78,814,781.08
  6. Step 6: Final answer
    x = 36,351,392.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.