Home / 4,920,999.70-7,381,499.55-3,007,812.10

Finding the Fourth Proportional to 4,920,999.70, 7,381,499.55 and 3,007,812.10

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Solution

The fourth proportional to 4,920,999.70, 7,381,499.55 and 3,007,812.10 is: 4,511,718.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,999.70 : 7,381,499.55 = 3,007,812.10 : x
  2. Step 2: Convert to fraction form
    4,920,999.70/7,381,499.55 = 3,007,812.10/x
  3. Step 3: Cross multiply
    4,920,999.70x = 7,381,499.55 × 3,007,812.10
  4. Step 4: Simplify right side
    4,920,999.70x = 22,202,163,662,634.55
  5. Step 5: Solve for x
    x = 22,202,163,662,634.55/4,920,999.70
  6. Step 6: Final answer
    x = 4,511,718.15

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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.