Home / 10,782,679.07-16,171,072.67-3,864,869.05

Finding the Fourth Proportional to 10,782,679.07, 16,171,072.67 and 3,864,869.05

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Solution

The fourth proportional to 10,782,679.07, 16,171,072.67 and 3,864,869.05 is: 5,796,247.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,782,679.07 : 16,171,072.67 = 3,864,869.05 : x
  2. Step 2: Convert to fraction form
    10,782,679.07/16,171,072.67 = 3,864,869.05/x
  3. Step 3: Cross multiply
    10,782,679.07x = 16,171,072.67 × 3,864,869.05
  4. Step 4: Simplify right side
    10,782,679.07x = 62,499,078,243,968.64
  5. Step 5: Solve for x
    x = 62,499,078,243,968.64/10,782,679.07
  6. Step 6: Final answer
    x = 5,796,247.65

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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.