Home / 20,315,202.91-30,472,213.87-5,938,608.49

Finding the Fourth Proportional to 20,315,202.91, 30,472,213.87 and 5,938,608.49

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Solution

The fourth proportional to 20,315,202.91, 30,472,213.87 and 5,938,608.49 is: 8,907,740.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,315,202.91 : 30,472,213.87 = 5,938,608.49 : x
  2. Step 2: Convert to fraction form
    20,315,202.91/30,472,213.87 = 5,938,608.49/x
  3. Step 3: Cross multiply
    20,315,202.91x = 30,472,213.87 × 5,938,608.49
  4. Step 4: Simplify right side
    20,315,202.91x = 180,962,547,928,720.47
  5. Step 5: Solve for x
    x = 180,962,547,928,720.47/20,315,202.91
  6. Step 6: Final answer
    x = 8,907,740.12

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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.