Home / 22,790,609.23-31,454,035.89-12,998,808.81

Finding the Fourth Proportional to 22,790,609.23, 31,454,035.89 and 12,998,808.81

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Solution

The fourth proportional to 22,790,609.23, 31,454,035.89 and 12,998,808.81 is: 17,940,064.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,790,609.23 : 31,454,035.89 = 12,998,808.81 : x
  2. Step 2: Convert to fraction form
    22,790,609.23/31,454,035.89 = 12,998,808.81/x
  3. Step 3: Cross multiply
    22,790,609.23x = 31,454,035.89 × 12,998,808.81
  4. Step 4: Simplify right side
    22,790,609.23x = 408,864,998,836,988.19
  5. Step 5: Solve for x
    x = 408,864,998,836,988.19/22,790,609.23
  6. Step 6: Final answer
    x = 17,940,064.47

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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.