Home / 7,780,016.98-10,723,573.56-5,200,756.66

Finding the Fourth Proportional to 7,780,016.98, 10,723,573.56 and 5,200,756.66

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Solution

The fourth proportional to 7,780,016.98, 10,723,573.56 and 5,200,756.66 is: 7,168,454.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,780,016.98 : 10,723,573.56 = 5,200,756.66 : x
  2. Step 2: Convert to fraction form
    7,780,016.98/10,723,573.56 = 5,200,756.66/x
  3. Step 3: Cross multiply
    7,780,016.98x = 10,723,573.56 × 5,200,756.66
  4. Step 4: Simplify right side
    7,780,016.98x = 55,770,696,611,169.91
  5. Step 5: Solve for x
    x = 55,770,696,611,169.91/7,780,016.98
  6. Step 6: Final answer
    x = 7,168,454.36

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1.5x scale

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.