Home / 6,367,991.40-9,551,987.10-5,677,118.10

Finding the Fourth Proportional to 6,367,991.40, 9,551,987.10 and 5,677,118.10

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Solution

The fourth proportional to 6,367,991.40, 9,551,987.10 and 5,677,118.10 is: 8,515,677.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,367,991.40 : 9,551,987.10 = 5,677,118.10 : x
  2. Step 2: Convert to fraction form
    6,367,991.40/9,551,987.10 = 5,677,118.10/x
  3. Step 3: Cross multiply
    6,367,991.40x = 9,551,987.10 × 5,677,118.10
  4. Step 4: Simplify right side
    6,367,991.40x = 54,227,758,856,376.51
  5. Step 5: Solve for x
    x = 54,227,758,856,376.51/6,367,991.40
  6. Step 6: Final answer
    x = 8,515,677.15

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Double scale
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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.