Home / 10,050,867.21-15,077,982.41-7,891,805.22

Finding the Fourth Proportional to 10,050,867.21, 15,077,982.41 and 7,891,805.22

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Solution

The fourth proportional to 10,050,867.21, 15,077,982.41 and 7,891,805.22 is: 11,839,028.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,050,867.21 : 15,077,982.41 = 7,891,805.22 : x
  2. Step 2: Convert to fraction form
    10,050,867.21/15,077,982.41 = 7,891,805.22/x
  3. Step 3: Cross multiply
    10,050,867.21x = 15,077,982.41 × 7,891,805.22
  4. Step 4: Simplify right side
    10,050,867.21x = 118,992,500,244,114.05
  5. Step 5: Solve for x
    x = 118,992,500,244,114.05/10,050,867.21
  6. Step 6: Final answer
    x = 11,839,028.20

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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.