Home / 9,840,894.41-13,580,440.15-5,489,980.73

Finding the Fourth Proportional to 9,840,894.41, 13,580,440.15 and 5,489,980.73

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Solution

The fourth proportional to 9,840,894.41, 13,580,440.15 and 5,489,980.73 is: 7,576,176.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,840,894.41 : 13,580,440.15 = 5,489,980.73 : x
  2. Step 2: Convert to fraction form
    9,840,894.41/13,580,440.15 = 5,489,980.73/x
  3. Step 3: Cross multiply
    9,840,894.41x = 13,580,440.15 × 5,489,980.73
  4. Step 4: Simplify right side
    9,840,894.41x = 74,556,354,728,418.31
  5. Step 5: Solve for x
    x = 74,556,354,728,418.31/9,840,894.41
  6. Step 6: Final answer
    x = 7,576,176.68

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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.