Home / 6,965,999.10-10,448,998.65-6,221,981.70

Finding the Fourth Proportional to 6,965,999.10, 10,448,998.65 and 6,221,981.70

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Solution

The fourth proportional to 6,965,999.10, 10,448,998.65 and 6,221,981.70 is: 9,332,972.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,965,999.10 : 10,448,998.65 = 6,221,981.70 : x
  2. Step 2: Convert to fraction form
    6,965,999.10/10,448,998.65 = 6,221,981.70/x
  3. Step 3: Cross multiply
    6,965,999.10x = 10,448,998.65 × 6,221,981.70
  4. Step 4: Simplify right side
    6,965,999.10x = 65,013,478,383,624.71
  5. Step 5: Solve for x
    x = 65,013,478,383,624.71/6,965,999.10
  6. Step 6: Final answer
    x = 9,332,972.55

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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.