Home / 9,163,463.85-12,644,842.57-5,296,235.49

Finding the Fourth Proportional to 9,163,463.85, 12,644,842.57 and 5,296,235.49

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Solution

The fourth proportional to 9,163,463.85, 12,644,842.57 and 5,296,235.49 is: 7,308,378.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,163,463.85 : 12,644,842.57 = 5,296,235.49 : x
  2. Step 2: Convert to fraction form
    9,163,463.85/12,644,842.57 = 5,296,235.49/x
  3. Step 3: Cross multiply
    9,163,463.85x = 12,644,842.57 × 5,296,235.49
  4. Step 4: Simplify right side
    9,163,463.85x = 66,970,063,971,456.23
  5. Step 5: Solve for x
    x = 66,970,063,971,456.23/9,163,463.85
  6. Step 6: Final answer
    x = 7,308,378.69

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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.