Home / 7,700,696.83-10,627,086.96-4,215,976.80

Finding the Fourth Proportional to 7,700,696.83, 10,627,086.96 and 4,215,976.80

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Solution

The fourth proportional to 7,700,696.83, 10,627,086.96 and 4,215,976.80 is: 5,818,116.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,700,696.83 : 10,627,086.96 = 4,215,976.80 : x
  2. Step 2: Convert to fraction form
    7,700,696.83/10,627,086.96 = 4,215,976.80/x
  3. Step 3: Cross multiply
    7,700,696.83x = 10,627,086.96 × 4,215,976.80
  4. Step 4: Simplify right side
    7,700,696.83x = 44,803,552,000,727.21
  5. Step 5: Solve for x
    x = 44,803,552,000,727.21/7,700,696.83
  6. Step 6: Final answer
    x = 5,818,116.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.