Home / 11,811,168.18-17,719,224.80-4,987,762.20

Finding the Fourth Proportional to 11,811,168.18, 17,719,224.80 and 4,987,762.20

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Solution

The fourth proportional to 11,811,168.18, 17,719,224.80 and 4,987,762.20 is: 7,482,687.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,811,168.18 : 17,719,224.80 = 4,987,762.20 : x
  2. Step 2: Convert to fraction form
    11,811,168.18/17,719,224.80 = 4,987,762.20/x
  3. Step 3: Cross multiply
    11,811,168.18x = 17,719,224.80 × 4,987,762.20
  4. Step 4: Simplify right side
    11,811,168.18x = 88,379,279,645,803.77
  5. Step 5: Solve for x
    x = 88,379,279,645,803.77/11,811,168.18
  6. Step 6: Final answer
    x = 7,482,687.43

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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.