Home / 12,484,324.80-18,714,045.60-5,740,977.60

Finding the Fourth Proportional to 12,484,324.80, 18,714,045.60 and 5,740,977.60

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Solution

The fourth proportional to 12,484,324.80, 18,714,045.60 and 5,740,977.60 is: 8,605,745.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,484,324.80 : 18,714,045.60 = 5,740,977.60 : x
  2. Step 2: Convert to fraction form
    12,484,324.80/18,714,045.60 = 5,740,977.60/x
  3. Step 3: Cross multiply
    12,484,324.80x = 18,714,045.60 × 5,740,977.60
  4. Step 4: Simplify right side
    12,484,324.80x = 107,436,916,594,978.56
  5. Step 5: Solve for x
    x = 107,436,916,594,978.56/12,484,324.80
  6. Step 6: Final answer
    x = 8,605,745.07

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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.