Home / 57,470,105.20-86,247,148.20-40,463,993.20

Finding the Fourth Proportional to 57,470,105.20, 86,247,148.20 and 40,463,993.20

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Solution

The fourth proportional to 57,470,105.20, 86,247,148.20 and 40,463,993.20 is: 60,725,554.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,470,105.20 : 86,247,148.20 = 40,463,993.20 : x
  2. Step 2: Convert to fraction form
    57,470,105.20/86,247,148.20 = 40,463,993.20/x
  3. Step 3: Cross multiply
    57,470,105.20x = 86,247,148.20 × 40,463,993.20
  4. Step 4: Simplify right side
    57,470,105.20x = 3,489,904,018,284,192.50
  5. Step 5: Solve for x
    x = 3,489,904,018,284,192.50/57,470,105.20
  6. Step 6: Final answer
    x = 60,725,554.72

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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.