Home / 7,884,400.70-11,821,516.32-3,092,574.38

Finding the Fourth Proportional to 7,884,400.70, 11,821,516.32 and 3,092,574.38

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Solution

The fourth proportional to 7,884,400.70, 11,821,516.32 and 3,092,574.38 is: 4,636,867.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884,400.70 : 11,821,516.32 = 3,092,574.38 : x
  2. Step 2: Convert to fraction form
    7,884,400.70/11,821,516.32 = 3,092,574.38/x
  3. Step 3: Cross multiply
    7,884,400.70x = 11,821,516.32 × 3,092,574.38
  4. Step 4: Simplify right side
    7,884,400.70x = 36,558,918,503,983.88
  5. Step 5: Solve for x
    x = 36,558,918,503,983.88/7,884,400.70
  6. Step 6: Final answer
    x = 4,636,867.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.