Home / 7,299,021.38-10,067,904.01-4,681,379.21

Finding the Fourth Proportional to 7,299,021.38, 10,067,904.01 and 4,681,379.21

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Solution

The fourth proportional to 7,299,021.38, 10,067,904.01 and 4,681,379.21 is: 6,457,259.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,299,021.38 : 10,067,904.01 = 4,681,379.21 : x
  2. Step 2: Convert to fraction form
    7,299,021.38/10,067,904.01 = 4,681,379.21/x
  3. Step 3: Cross multiply
    7,299,021.38x = 10,067,904.01 × 4,681,379.21
  4. Step 4: Simplify right side
    7,299,021.38x = 47,131,676,476,201.84
  5. Step 5: Solve for x
    x = 47,131,676,476,201.84/7,299,021.38
  6. Step 6: Final answer
    x = 6,457,259.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.