Home / 9,840,894.55-13,580,440.32-5,489,980.85

Finding the Fourth Proportional to 9,840,894.55, 13,580,440.32 and 5,489,980.85

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Solution

The fourth proportional to 9,840,894.55, 13,580,440.32 and 5,489,980.85 is: 7,576,176.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,840,894.55 : 13,580,440.32 = 5,489,980.85 : x
  2. Step 2: Convert to fraction form
    9,840,894.55/13,580,440.32 = 5,489,980.85/x
  3. Step 3: Cross multiply
    9,840,894.55x = 13,580,440.32 × 5,489,980.85
  4. Step 4: Simplify right side
    9,840,894.55x = 74,556,357,291,367.88
  5. Step 5: Solve for x
    x = 74,556,357,291,367.88/9,840,894.55
  6. Step 6: Final answer
    x = 7,576,176.83

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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.