Home / 7,319,331.80-10,100,554.47-4,056,139.88

Finding the Fourth Proportional to 7,319,331.80, 10,100,554.47 and 4,056,139.88

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Solution

The fourth proportional to 7,319,331.80, 10,100,554.47 and 4,056,139.88 is: 5,597,404.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,319,331.80 : 10,100,554.47 = 4,056,139.88 : x
  2. Step 2: Convert to fraction form
    7,319,331.80/10,100,554.47 = 4,056,139.88/x
  3. Step 3: Cross multiply
    7,319,331.80x = 10,100,554.47 × 4,056,139.88
  4. Step 4: Simplify right side
    7,319,331.80x = 40,969,261,795,879.27
  5. Step 5: Solve for x
    x = 40,969,261,795,879.27/7,319,331.80
  6. Step 6: Final answer
    x = 5,597,404.64

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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.