Home / 10,988,500.55-16,480,505.91-4,162,720.46

Finding the Fourth Proportional to 10,988,500.55, 16,480,505.91 and 4,162,720.46

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Solution

The fourth proportional to 10,988,500.55, 16,480,505.91 and 4,162,720.46 is: 6,243,230.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,988,500.55 : 16,480,505.91 = 4,162,720.46 : x
  2. Step 2: Convert to fraction form
    10,988,500.55/16,480,505.91 = 4,162,720.46/x
  3. Step 3: Cross multiply
    10,988,500.55x = 16,480,505.91 × 4,162,720.46
  4. Step 4: Simplify right side
    10,988,500.55x = 68,603,739,142,707.92
  5. Step 5: Solve for x
    x = 68,603,739,142,707.92/10,988,500.55
  6. Step 6: Final answer
    x = 6,243,230.26

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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.