Home / 16,503,578.21-24,745,273.52-7,870,319.17

Finding the Fourth Proportional to 16,503,578.21, 24,745,273.52 and 7,870,319.17

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Solution

The fourth proportional to 16,503,578.21, 24,745,273.52 and 7,870,319.17 is: 11,800,665.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,503,578.21 : 24,745,273.52 = 7,870,319.17 : x
  2. Step 2: Convert to fraction form
    16,503,578.21/24,745,273.52 = 7,870,319.17/x
  3. Step 3: Cross multiply
    16,503,578.21x = 24,745,273.52 × 7,870,319.17
  4. Step 4: Simplify right side
    16,503,578.21x = 194,753,200,427,623
  5. Step 5: Solve for x
    x = 194,753,200,427,623/16,503,578.21
  6. Step 6: Final answer
    x = 11,800,665.16

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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.