Home / 7,007,120.65-9,669,810.94-3,951,313.57

Finding the Fourth Proportional to 7,007,120.65, 9,669,810.94 and 3,951,313.57

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Solution

The fourth proportional to 7,007,120.65, 9,669,810.94 and 3,951,313.57 is: 5,452,803.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,007,120.65 : 9,669,810.94 = 3,951,313.57 : x
  2. Step 2: Convert to fraction form
    7,007,120.65/9,669,810.94 = 3,951,313.57/x
  3. Step 3: Cross multiply
    7,007,120.65x = 9,669,810.94 × 3,951,313.57
  4. Step 4: Simplify right side
    7,007,120.65x = 38,208,455,186,556.45
  5. Step 5: Solve for x
    x = 38,208,455,186,556.45/7,007,120.65
  6. Step 6: Final answer
    x = 5,452,803.95

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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.