Home / 57,393,006.48-79,201,829.16-31,638,894.48

Finding the Fourth Proportional to 57,393,006.48, 79,201,829.16 and 31,638,894.48

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Solution

The fourth proportional to 57,393,006.48, 79,201,829.16 and 31,638,894.48 is: 43,661,387.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,393,006.48 : 79,201,829.16 = 31,638,894.48 : x
  2. Step 2: Convert to fraction form
    57,393,006.48/79,201,829.16 = 31,638,894.48/x
  3. Step 3: Cross multiply
    57,393,006.48x = 79,201,829.16 × 31,638,894.48
  4. Step 4: Simplify right side
    57,393,006.48x = 2,505,858,315,416,227
  5. Step 5: Solve for x
    x = 2,505,858,315,416,227/57,393,006.48
  6. Step 6: Final answer
    x = 43,661,387.84

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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.