Home / 16,829,131.20-25,260,285.60-8,319,076.80

Finding the Fourth Proportional to 16,829,131.20, 25,260,285.60 and 8,319,076.80

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Solution

The fourth proportional to 16,829,131.20, 25,260,285.60 and 8,319,076.80 is: 12,486,815.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,829,131.20 : 25,260,285.60 = 8,319,076.80 : x
  2. Step 2: Convert to fraction form
    16,829,131.20/25,260,285.60 = 8,319,076.80/x
  3. Step 3: Cross multiply
    16,829,131.20x = 25,260,285.60 × 8,319,076.80
  4. Step 4: Simplify right side
    16,829,131.20x = 210,142,255,896,334.09
  5. Step 5: Solve for x
    x = 210,142,255,896,334.09/16,829,131.20
  6. Step 6: Final answer
    x = 12,486,815.47

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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.