Home / 5,349,621.40-8,024,432.10-3,218,608.60

Finding the Fourth Proportional to 5,349,621.40, 8,024,432.10 and 3,218,608.60

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Solution

The fourth proportional to 5,349,621.40, 8,024,432.10 and 3,218,608.60 is: 4,827,912.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,349,621.40 : 8,024,432.10 = 3,218,608.60 : x
  2. Step 2: Convert to fraction form
    5,349,621.40/8,024,432.10 = 3,218,608.60/x
  3. Step 3: Cross multiply
    5,349,621.40x = 8,024,432.10 × 3,218,608.60
  4. Step 4: Simplify right side
    5,349,621.40x = 25,827,506,167,176.06
  5. Step 5: Solve for x
    x = 25,827,506,167,176.06/5,349,621.40
  6. Step 6: Final answer
    x = 4,827,912.90

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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.