Home / 6,678,021.33-10,014,478.49-3,643,765.38

Finding the Fourth Proportional to 6,678,021.33, 10,014,478.49 and 3,643,765.38

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Solution

The fourth proportional to 6,678,021.33, 10,014,478.49 and 3,643,765.38 is: 5,464,254.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,678,021.33 : 10,014,478.49 = 3,643,765.38 : x
  2. Step 2: Convert to fraction form
    6,678,021.33/10,014,478.49 = 3,643,765.38/x
  3. Step 3: Cross multiply
    6,678,021.33x = 10,014,478.49 × 3,643,765.38
  4. Step 4: Simplify right side
    6,678,021.33x = 36,490,410,029,726.09
  5. Step 5: Solve for x
    x = 36,490,410,029,726.09/6,678,021.33
  6. Step 6: Final answer
    x = 5,464,254.79

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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.