Home / 16,129,098.40-24,193,647.60-12,147,786.40

Finding the Fourth Proportional to 16,129,098.40, 24,193,647.60 and 12,147,786.40

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Solution

The fourth proportional to 16,129,098.40, 24,193,647.60 and 12,147,786.40 is: 18,221,679.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,129,098.40 : 24,193,647.60 = 12,147,786.40 : x
  2. Step 2: Convert to fraction form
    16,129,098.40/24,193,647.60 = 12,147,786.40/x
  3. Step 3: Cross multiply
    16,129,098.40x = 24,193,647.60 × 12,147,786.40
  4. Step 4: Simplify right side
    16,129,098.40x = 293,899,263,281,672.69
  5. Step 5: Solve for x
    x = 293,899,263,281,672.69/16,129,098.40
  6. Step 6: Final answer
    x = 18,221,679.60

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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.