Home / 27,793,356.31-38,354,835.35-15,404,249.60

Finding the Fourth Proportional to 27,793,356.31, 38,354,835.35 and 15,404,249.60

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Solution

The fourth proportional to 27,793,356.31, 38,354,835.35 and 15,404,249.60 is: 21,257,866.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,793,356.31 : 38,354,835.35 = 15,404,249.60 : x
  2. Step 2: Convert to fraction form
    27,793,356.31/38,354,835.35 = 15,404,249.60/x
  3. Step 3: Cross multiply
    27,793,356.31x = 38,354,835.35 × 15,404,249.60
  4. Step 4: Simplify right side
    27,793,356.31x = 590,827,457,002,221.50
  5. Step 5: Solve for x
    x = 590,827,457,002,221.50/27,793,356.31
  6. Step 6: Final answer
    x = 21,257,866.46

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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.