Home / 5,389,612.80-8,084,419.20-4,893,601.20

Finding the Fourth Proportional to 5,389,612.80, 8,084,419.20 and 4,893,601.20

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Solution

The fourth proportional to 5,389,612.80, 8,084,419.20 and 4,893,601.20 is: 7,340,401.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389,612.80 : 8,084,419.20 = 4,893,601.20 : x
  2. Step 2: Convert to fraction form
    5,389,612.80/8,084,419.20 = 4,893,601.20/x
  3. Step 3: Cross multiply
    5,389,612.80x = 8,084,419.20 × 4,893,601.20
  4. Step 4: Simplify right side
    5,389,612.80x = 39,561,923,498,423.04
  5. Step 5: Solve for x
    x = 39,561,923,498,423.04/5,389,612.80
  6. Step 6: Final answer
    x = 7,340,401.80

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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.