Home / 5,183,147.77-7,774,721.65-5,103,431.62

Finding the Fourth Proportional to 5,183,147.77, 7,774,721.65 and 5,103,431.62

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Solution

The fourth proportional to 5,183,147.77, 7,774,721.65 and 5,103,431.62 is: 7,655,147.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183,147.77 : 7,774,721.65 = 5,103,431.62 : x
  2. Step 2: Convert to fraction form
    5,183,147.77/7,774,721.65 = 5,103,431.62/x
  3. Step 3: Cross multiply
    5,183,147.77x = 7,774,721.65 × 5,103,431.62
  4. Step 4: Simplify right side
    5,183,147.77x = 39,677,760,240,917.80
  5. Step 5: Solve for x
    x = 39,677,760,240,917.80/5,183,147.77
  6. Step 6: Final answer
    x = 7,655,147.42

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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.