Home / 4,920,727.80-7,381,091.70-4,621,546.20

Finding the Fourth Proportional to 4,920,727.80, 7,381,091.70 and 4,621,546.20

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Solution

The fourth proportional to 4,920,727.80, 7,381,091.70 and 4,621,546.20 is: 6,932,319.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,727.80 : 7,381,091.70 = 4,621,546.20 : x
  2. Step 2: Convert to fraction form
    4,920,727.80/7,381,091.70 = 4,621,546.20/x
  3. Step 3: Cross multiply
    4,920,727.80x = 7,381,091.70 × 4,621,546.20
  4. Step 4: Simplify right side
    4,920,727.80x = 34,112,056,297,986.54
  5. Step 5: Solve for x
    x = 34,112,056,297,986.54/4,920,727.80
  6. Step 6: Final answer
    x = 6,932,319.30

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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.