Home / 7,045,621.84-9,722,793.13-4,145,199.20

Finding the Fourth Proportional to 7,045,621.84, 9,722,793.13 and 4,145,199.20

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Solution

The fourth proportional to 7,045,621.84, 9,722,793.13 and 4,145,199.20 is: 5,720,277.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,045,621.84 : 9,722,793.13 = 4,145,199.20 : x
  2. Step 2: Convert to fraction form
    7,045,621.84/9,722,793.13 = 4,145,199.20/x
  3. Step 3: Cross multiply
    7,045,621.84x = 9,722,793.13 × 4,145,199.20
  4. Step 4: Simplify right side
    7,045,621.84x = 40,302,914,305,041.75
  5. Step 5: Solve for x
    x = 40,302,914,305,041.75/7,045,621.84
  6. Step 6: Final answer
    x = 5,720,277.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.