Home / 5,380,929.20-8,071,393.80-3,477,364.40

Finding the Fourth Proportional to 5,380,929.20, 8,071,393.80 and 3,477,364.40

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Solution

The fourth proportional to 5,380,929.20, 8,071,393.80 and 3,477,364.40 is: 5,216,046.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,380,929.20 : 8,071,393.80 = 3,477,364.40 : x
  2. Step 2: Convert to fraction form
    5,380,929.20/8,071,393.80 = 3,477,364.40/x
  3. Step 3: Cross multiply
    5,380,929.20x = 8,071,393.80 × 3,477,364.40
  4. Step 4: Simplify right side
    5,380,929.20x = 28,067,177,458,500.72
  5. Step 5: Solve for x
    x = 28,067,177,458,500.72/5,380,929.20
  6. Step 6: Final answer
    x = 5,216,046.60

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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.