Home / 5,561,805.80-8,342,708.70-4,300,538.60

Finding the Fourth Proportional to 5,561,805.80, 8,342,708.70 and 4,300,538.60

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Solution

The fourth proportional to 5,561,805.80, 8,342,708.70 and 4,300,538.60 is: 6,450,807.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,561,805.80 : 8,342,708.70 = 4,300,538.60 : x
  2. Step 2: Convert to fraction form
    5,561,805.80/8,342,708.70 = 4,300,538.60/x
  3. Step 3: Cross multiply
    5,561,805.80x = 8,342,708.70 × 4,300,538.60
  4. Step 4: Simplify right side
    5,561,805.80x = 35,878,140,792,905.82
  5. Step 5: Solve for x
    x = 35,878,140,792,905.82/5,561,805.80
  6. Step 6: Final answer
    x = 6,450,807.90

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Similar ratio
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1.5x scale

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.