Home / 5,389,676.80-8,084,515.20-4,948,777.60

Finding the Fourth Proportional to 5,389,676.80, 8,084,515.20 and 4,948,777.60

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Solution

The fourth proportional to 5,389,676.80, 8,084,515.20 and 4,948,777.60 is: 7,423,166.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389,676.80 : 8,084,515.20 = 4,948,777.60 : x
  2. Step 2: Convert to fraction form
    5,389,676.80/8,084,515.20 = 4,948,777.60/x
  3. Step 3: Cross multiply
    5,389,676.80x = 8,084,515.20 × 4,948,777.60
  4. Step 4: Simplify right side
    5,389,676.80x = 40,008,467,728,619.52
  5. Step 5: Solve for x
    x = 40,008,467,728,619.52/5,389,676.80
  6. Step 6: Final answer
    x = 7,423,166.40

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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.