Home / 7,538,701.80-11,308,052.70-2,990,835.30

Finding the Fourth Proportional to 7,538,701.80, 11,308,052.70 and 2,990,835.30

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Solution

The fourth proportional to 7,538,701.80, 11,308,052.70 and 2,990,835.30 is: 4,486,252.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,538,701.80 : 11,308,052.70 = 2,990,835.30 : x
  2. Step 2: Convert to fraction form
    7,538,701.80/11,308,052.70 = 2,990,835.30/x
  3. Step 3: Cross multiply
    7,538,701.80x = 11,308,052.70 × 2,990,835.30
  4. Step 4: Simplify right side
    7,538,701.80x = 33,820,523,189,420.30
  5. Step 5: Solve for x
    x = 33,820,523,189,420.30/7,538,701.80
  6. Step 6: Final answer
    x = 4,486,252.95

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Double scale
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Similar ratio
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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.