Home / 5,615,998.80-8,423,998.20-2,022,320.40

Finding the Fourth Proportional to 5,615,998.80, 8,423,998.20 and 2,022,320.40

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Solution

The fourth proportional to 5,615,998.80, 8,423,998.20 and 2,022,320.40 is: 3,033,480.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,615,998.80 : 8,423,998.20 = 2,022,320.40 : x
  2. Step 2: Convert to fraction form
    5,615,998.80/8,423,998.20 = 2,022,320.40/x
  3. Step 3: Cross multiply
    5,615,998.80x = 8,423,998.20 × 2,022,320.40
  4. Step 4: Simplify right side
    5,615,998.80x = 17,036,023,409,423.28
  5. Step 5: Solve for x
    x = 17,036,023,409,423.28/5,615,998.80
  6. Step 6: Final answer
    x = 3,033,480.60

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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.