Home / 7,222,398-9,966,910.68-4,003,134

Finding the Fourth Proportional to 7,222,398, 9,966,910.68 and 4,003,134

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Solution

The fourth proportional to 7,222,398, 9,966,910.68 and 4,003,134 is: 5,524,325.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,222,398 : 9,966,910.68 = 4,003,134 : x
  2. Step 2: Convert to fraction form
    7,222,398/9,966,910.68 = 4,003,134/x
  3. Step 3: Cross multiply
    7,222,398x = 9,966,910.68 × 4,003,134
  4. Step 4: Simplify right side
    7,222,398x = 39,898,879,018,071.12
  5. Step 5: Solve for x
    x = 39,898,879,018,071.12/7,222,398
  6. Step 6: Final answer
    x = 5,524,325.72

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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.