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Finding the Fourth Proportional to 16,656,307.22, 24,978,341.13 and 5,723,396.41

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Solution

The fourth proportional to 16,656,307.22, 24,978,341.13 and 5,723,396.41 is: 8,582,991.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,656,307.22 : 24,978,341.13 = 5,723,396.41 : x
  2. Step 2: Convert to fraction form
    16,656,307.22/24,978,341.13 = 5,723,396.41/x
  3. Step 3: Cross multiply
    16,656,307.22x = 24,978,341.13 × 5,723,396.41
  4. Step 4: Simplify right side
    16,656,307.22x = 142,960,947,874,007.09
  5. Step 5: Solve for x
    x = 142,960,947,874,007.09/16,656,307.22
  6. Step 6: Final answer
    x = 8,582,991.77

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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.