Home / 11,847,818.40-17,771,727.60-9,934,630.80

Finding the Fourth Proportional to 11,847,818.40, 17,771,727.60 and 9,934,630.80

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Solution

The fourth proportional to 11,847,818.40, 17,771,727.60 and 9,934,630.80 is: 14,901,946.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,847,818.40 : 17,771,727.60 = 9,934,630.80 : x
  2. Step 2: Convert to fraction form
    11,847,818.40/17,771,727.60 = 9,934,630.80/x
  3. Step 3: Cross multiply
    11,847,818.40x = 17,771,727.60 × 9,934,630.80
  4. Step 4: Simplify right side
    11,847,818.40x = 176,555,552,384,170.09
  5. Step 5: Solve for x
    x = 176,555,552,384,170.09/11,847,818.40
  6. Step 6: Final answer
    x = 14,901,946.20

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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.