Home / 16,245,086.40-24,367,629.60-12,631,287.60

Finding the Fourth Proportional to 16,245,086.40, 24,367,629.60 and 12,631,287.60

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Solution

The fourth proportional to 16,245,086.40, 24,367,629.60 and 12,631,287.60 is: 18,946,931.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,245,086.40 : 24,367,629.60 = 12,631,287.60 : x
  2. Step 2: Convert to fraction form
    16,245,086.40/24,367,629.60 = 12,631,287.60/x
  3. Step 3: Cross multiply
    16,245,086.40x = 24,367,629.60 × 12,631,287.60
  4. Step 4: Simplify right side
    16,245,086.40x = 307,794,537,607,873
  5. Step 5: Solve for x
    x = 307,794,537,607,873/16,245,086.40
  6. Step 6: Final answer
    x = 18,946,931.40

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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.