Home / 16,129,199.40-24,193,799.10-7,171,247.40

Finding the Fourth Proportional to 16,129,199.40, 24,193,799.10 and 7,171,247.40

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Solution

The fourth proportional to 16,129,199.40, 24,193,799.10 and 7,171,247.40 is: 10,756,871.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,129,199.40 : 24,193,799.10 = 7,171,247.40 : x
  2. Step 2: Convert to fraction form
    16,129,199.40/24,193,799.10 = 7,171,247.40/x
  3. Step 3: Cross multiply
    16,129,199.40x = 24,193,799.10 × 7,171,247.40
  4. Step 4: Simplify right side
    16,129,199.40x = 173,499,718,891,997.38
  5. Step 5: Solve for x
    x = 173,499,718,891,997.38/16,129,199.40
  6. Step 6: Final answer
    x = 10,756,871.10

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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.