Home / 16,500,865.60-24,751,298.40-12,021,889.60

Finding the Fourth Proportional to 16,500,865.60, 24,751,298.40 and 12,021,889.60

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Solution

The fourth proportional to 16,500,865.60, 24,751,298.40 and 12,021,889.60 is: 18,032,834.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,500,865.60 : 24,751,298.40 = 12,021,889.60 : x
  2. Step 2: Convert to fraction form
    16,500,865.60/24,751,298.40 = 12,021,889.60/x
  3. Step 3: Cross multiply
    16,500,865.60x = 24,751,298.40 × 12,021,889.60
  4. Step 4: Simplify right side
    16,500,865.60x = 297,557,376,821,456.62
  5. Step 5: Solve for x
    x = 297,557,376,821,456.62/16,500,865.60
  6. Step 6: Final answer
    x = 18,032,834.40

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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.