Home / 16,128,914.90-24,193,372.35-12,147,602.90

Finding the Fourth Proportional to 16,128,914.90, 24,193,372.35 and 12,147,602.90

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Solution

The fourth proportional to 16,128,914.90, 24,193,372.35 and 12,147,602.90 is: 18,221,404.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,128,914.90 : 24,193,372.35 = 12,147,602.90 : x
  2. Step 2: Convert to fraction form
    16,128,914.90/24,193,372.35 = 12,147,602.90/x
  3. Step 3: Cross multiply
    16,128,914.90x = 24,193,372.35 × 12,147,602.90
  4. Step 4: Simplify right side
    16,128,914.90x = 293,891,480,119,639.81
  5. Step 5: Solve for x
    x = 293,891,480,119,639.81/16,128,914.90
  6. Step 6: Final answer
    x = 18,221,404.35

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Similar ratio
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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.