Home / 7,328,440.80-10,987,412.40-3,066,415.20

Finding the Fourth Proportional to 7,328,440.80, 10,987,412.40 and 3,066,415.20

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Solution

The fourth proportional to 7,328,440.80, 10,987,412.40 and 3,066,415.20 is: 4,597,426.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,328,440.80 : 10,987,412.40 = 3,066,415.20 : x
  2. Step 2: Convert to fraction form
    7,328,440.80/10,987,412.40 = 3,066,415.20/x
  3. Step 3: Cross multiply
    7,328,440.80x = 10,987,412.40 × 3,066,415.20
  4. Step 4: Simplify right side
    7,328,440.80x = 33,691,968,392,028.48
  5. Step 5: Solve for x
    x = 33,691,968,392,028.48/7,328,440.80
  6. Step 6: Final answer
    x = 4,597,426.56

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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.