Home / 7,291,982.10-10,063,040.90-4,028,872

Finding the Fourth Proportional to 7,291,982.10, 10,063,040.90 and 4,028,872

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Solution

The fourth proportional to 7,291,982.10, 10,063,040.90 and 4,028,872 is: 5,559,901.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,291,982.10 : 10,063,040.90 = 4,028,872 : x
  2. Step 2: Convert to fraction form
    7,291,982.10/10,063,040.90 = 4,028,872/x
  3. Step 3: Cross multiply
    7,291,982.10x = 10,063,040.90 × 4,028,872
  4. Step 4: Simplify right side
    7,291,982.10x = 40,542,703,716,864.80
  5. Step 5: Solve for x
    x = 40,542,703,716,864.80/7,291,982.10
  6. Step 6: Final answer
    x = 5,559,901.71

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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.