Home / 16,783,967.40-25,175,951.10-5,432,562.60

Finding the Fourth Proportional to 16,783,967.40, 25,175,951.10 and 5,432,562.60

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Solution

The fourth proportional to 16,783,967.40, 25,175,951.10 and 5,432,562.60 is: 8,148,843.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,783,967.40 : 25,175,951.10 = 5,432,562.60 : x
  2. Step 2: Convert to fraction form
    16,783,967.40/25,175,951.10 = 5,432,562.60/x
  3. Step 3: Cross multiply
    16,783,967.40x = 25,175,951.10 × 5,432,562.60
  4. Step 4: Simplify right side
    16,783,967.40x = 136,769,930,365,288.86
  5. Step 5: Solve for x
    x = 136,769,930,365,288.86/16,783,967.40
  6. Step 6: Final answer
    x = 8,148,843.90

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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.