Home / 10,952,221.20-16,403,178.24-5,470,490.22

Finding the Fourth Proportional to 10,952,221.20, 16,403,178.24 and 5,470,490.22

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Solution

The fourth proportional to 10,952,221.20, 16,403,178.24 and 5,470,490.22 is: 8,193,171.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,952,221.20 : 16,403,178.24 = 5,470,490.22 : x
  2. Step 2: Convert to fraction form
    10,952,221.20/16,403,178.24 = 5,470,490.22/x
  3. Step 3: Cross multiply
    10,952,221.20x = 16,403,178.24 × 5,470,490.22
  4. Step 4: Simplify right side
    10,952,221.20x = 89,733,426,138,836.81
  5. Step 5: Solve for x
    x = 89,733,426,138,836.81/10,952,221.20
  6. Step 6: Final answer
    x = 8,193,171.46

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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.