Home / 8,395,435.73-12,592,428.24-5,111,939.54

Finding the Fourth Proportional to 8,395,435.73, 12,592,428.24 and 5,111,939.54

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Solution

The fourth proportional to 8,395,435.73, 12,592,428.24 and 5,111,939.54 is: 7,667,467.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,395,435.73 : 12,592,428.24 = 5,111,939.54 : x
  2. Step 2: Convert to fraction form
    8,395,435.73/12,592,428.24 = 5,111,939.54/x
  3. Step 3: Cross multiply
    8,395,435.73x = 12,592,428.24 × 5,111,939.54
  4. Step 4: Simplify right side
    8,395,435.73x = 64,371,731,824,668.61
  5. Step 5: Solve for x
    x = 64,371,731,824,668.61/8,395,435.73
  6. Step 6: Final answer
    x = 7,667,467.64

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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.