Home / 28,944,000.20-43,416,000.30-15,339,110.60

Finding the Fourth Proportional to 28,944,000.20, 43,416,000.30 and 15,339,110.60

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Solution

The fourth proportional to 28,944,000.20, 43,416,000.30 and 15,339,110.60 is: 23,008,665.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,944,000.20 : 43,416,000.30 = 15,339,110.60 : x
  2. Step 2: Convert to fraction form
    28,944,000.20/43,416,000.30 = 15,339,110.60/x
  3. Step 3: Cross multiply
    28,944,000.20x = 43,416,000.30 × 15,339,110.60
  4. Step 4: Simplify right side
    28,944,000.20x = 665,962,830,411,333.12
  5. Step 5: Solve for x
    x = 665,962,830,411,333.12/28,944,000.20
  6. Step 6: Final answer
    x = 23,008,665.90

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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.