Home / 6,877,029.60-10,315,544.40-2,149,221.60

Finding the Fourth Proportional to 6,877,029.60, 10,315,544.40 and 2,149,221.60

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Solution

The fourth proportional to 6,877,029.60, 10,315,544.40 and 2,149,221.60 is: 3,223,832.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,877,029.60 : 10,315,544.40 = 2,149,221.60 : x
  2. Step 2: Convert to fraction form
    6,877,029.60/10,315,544.40 = 2,149,221.60/x
  3. Step 3: Cross multiply
    6,877,029.60x = 10,315,544.40 × 2,149,221.60
  4. Step 4: Simplify right side
    6,877,029.60x = 22,170,390,840,239.04
  5. Step 5: Solve for x
    x = 22,170,390,840,239.04/6,877,029.60
  6. Step 6: Final answer
    x = 3,223,832.40

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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.