Home / 12,293,021.20-18,434,002.20-4,717,469.20

Finding the Fourth Proportional to 12,293,021.20, 18,434,002.20 and 4,717,469.20

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Solution

The fourth proportional to 12,293,021.20, 18,434,002.20 and 4,717,469.20 is: 7,074,081.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,293,021.20 : 18,434,002.20 = 4,717,469.20 : x
  2. Step 2: Convert to fraction form
    12,293,021.20/18,434,002.20 = 4,717,469.20/x
  3. Step 3: Cross multiply
    12,293,021.20x = 18,434,002.20 × 4,717,469.20
  4. Step 4: Simplify right side
    12,293,021.20x = 86,961,837,611,232.23
  5. Step 5: Solve for x
    x = 86,961,837,611,232.23/12,293,021.20
  6. Step 6: Final answer
    x = 7,074,081.81

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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.