Home / 6,912,019.55-10,368,029.33-6,870,029.15

Finding the Fourth Proportional to 6,912,019.55, 10,368,029.33 and 6,870,029.15

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Solution

The fourth proportional to 6,912,019.55, 10,368,029.33 and 6,870,029.15 is: 10,305,043.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912,019.55 : 10,368,029.33 = 6,870,029.15 : x
  2. Step 2: Convert to fraction form
    6,912,019.55/10,368,029.33 = 6,870,029.15/x
  3. Step 3: Cross multiply
    6,912,019.55x = 10,368,029.33 × 6,870,029.15
  4. Step 4: Simplify right side
    6,912,019.55x = 71,228,663,725,154.97
  5. Step 5: Solve for x
    x = 71,228,663,725,154.97/6,912,019.55
  6. Step 6: Final answer
    x = 10,305,043.73

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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.