Home / 6,936,515.40-10,404,773.10-6,653,080.20

Finding the Fourth Proportional to 6,936,515.40, 10,404,773.10 and 6,653,080.20

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Solution

The fourth proportional to 6,936,515.40, 10,404,773.10 and 6,653,080.20 is: 9,979,620.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,936,515.40 : 10,404,773.10 = 6,653,080.20 : x
  2. Step 2: Convert to fraction form
    6,936,515.40/10,404,773.10 = 6,653,080.20/x
  3. Step 3: Cross multiply
    6,936,515.40x = 10,404,773.10 × 6,653,080.20
  4. Step 4: Simplify right side
    6,936,515.40x = 69,223,789,897,102.62
  5. Step 5: Solve for x
    x = 69,223,789,897,102.62/6,936,515.40
  6. Step 6: Final answer
    x = 9,979,620.30

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Double scale
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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.