Home / 9,036,324.92-12,470,072.22-5,168,910.68

Finding the Fourth Proportional to 9,036,324.92, 12,470,072.22 and 5,168,910.68

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Solution

The fourth proportional to 9,036,324.92, 12,470,072.22 and 5,168,910.68 is: 7,133,064.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,036,324.92 : 12,470,072.22 = 5,168,910.68 : x
  2. Step 2: Convert to fraction form
    9,036,324.92/12,470,072.22 = 5,168,910.68/x
  3. Step 3: Cross multiply
    9,036,324.92x = 12,470,072.22 × 5,168,910.68
  4. Step 4: Simplify right side
    9,036,324.92x = 64,456,689,478,329.31
  5. Step 5: Solve for x
    x = 64,456,689,478,329.31/9,036,324.92
  6. Step 6: Final answer
    x = 7,133,064.61

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Double scale
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1.5x scale

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.