Home / 7,166,046.12-9,898,608.36-5,309,233.98

Finding the Fourth Proportional to 7,166,046.12, 9,898,608.36 and 5,309,233.98

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Solution

The fourth proportional to 7,166,046.12, 9,898,608.36 and 5,309,233.98 is: 7,333,755.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,166,046.12 : 9,898,608.36 = 5,309,233.98 : x
  2. Step 2: Convert to fraction form
    7,166,046.12/9,898,608.36 = 5,309,233.98/x
  3. Step 3: Cross multiply
    7,166,046.12x = 9,898,608.36 × 5,309,233.98
  4. Step 4: Simplify right side
    7,166,046.12x = 52,554,027,859,624.07
  5. Step 5: Solve for x
    x = 52,554,027,859,624.07/7,166,046.12
  6. Step 6: Final answer
    x = 7,333,755.18

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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.