Home / 6,389,623.60-9,584,435.40-3,996,170.80

Finding the Fourth Proportional to 6,389,623.60, 9,584,435.40 and 3,996,170.80

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Solution

The fourth proportional to 6,389,623.60, 9,584,435.40 and 3,996,170.80 is: 5,994,256.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,389,623.60 : 9,584,435.40 = 3,996,170.80 : x
  2. Step 2: Convert to fraction form
    6,389,623.60/9,584,435.40 = 3,996,170.80/x
  3. Step 3: Cross multiply
    6,389,623.60x = 9,584,435.40 × 3,996,170.80
  4. Step 4: Simplify right side
    6,389,623.60x = 38,301,040,879,966.32
  5. Step 5: Solve for x
    x = 38,301,040,879,966.32/6,389,623.60
  6. Step 6: Final answer
    x = 5,994,256.20

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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.