Home / 16,129,100.40-24,193,650.60-12,147,788.40

Finding the Fourth Proportional to 16,129,100.40, 24,193,650.60 and 12,147,788.40

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Solution

The fourth proportional to 16,129,100.40, 24,193,650.60 and 12,147,788.40 is: 18,221,682.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,129,100.40 : 24,193,650.60 = 12,147,788.40 : x
  2. Step 2: Convert to fraction form
    16,129,100.40/24,193,650.60 = 12,147,788.40/x
  3. Step 3: Cross multiply
    16,129,100.40x = 24,193,650.60 × 12,147,788.40
  4. Step 4: Simplify right side
    16,129,100.40x = 293,899,348,112,333.06
  5. Step 5: Solve for x
    x = 293,899,348,112,333.06/16,129,100.40
  6. Step 6: Final answer
    x = 18,221,682.60

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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.