Home / 5,389,528.80-8,084,293.20-4,665,194.40

Finding the Fourth Proportional to 5,389,528.80, 8,084,293.20 and 4,665,194.40

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Solution

The fourth proportional to 5,389,528.80, 8,084,293.20 and 4,665,194.40 is: 6,997,791.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389,528.80 : 8,084,293.20 = 4,665,194.40 : x
  2. Step 2: Convert to fraction form
    5,389,528.80/8,084,293.20 = 4,665,194.40/x
  3. Step 3: Cross multiply
    5,389,528.80x = 8,084,293.20 × 4,665,194.40
  4. Step 4: Simplify right side
    5,389,528.80x = 37,714,799,364,598.09
  5. Step 5: Solve for x
    x = 37,714,799,364,598.09/5,389,528.80
  6. Step 6: Final answer
    x = 6,997,791.60

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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.