Home / 21,861,019.17-32,749,800.80-12,247,317.09

Finding the Fourth Proportional to 21,861,019.17, 32,749,800.80 and 12,247,317.09

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Solution

The fourth proportional to 21,861,019.17, 32,749,800.80 and 12,247,317.09 is: 18,347,598.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,861,019.17 : 32,749,800.80 = 12,247,317.09 : x
  2. Step 2: Convert to fraction form
    21,861,019.17/32,749,800.80 = 12,247,317.09/x
  3. Step 3: Cross multiply
    21,861,019.17x = 32,749,800.80 × 12,247,317.09
  4. Step 4: Simplify right side
    21,861,019.17x = 401,097,194,970,699.12
  5. Step 5: Solve for x
    x = 401,097,194,970,699.12/21,861,019.17
  6. Step 6: Final answer
    x = 18,347,598.15

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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.