Home / 8,938,163.20-13,407,244.80-3,258,572.80

Finding the Fourth Proportional to 8,938,163.20, 13,407,244.80 and 3,258,572.80

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Solution

The fourth proportional to 8,938,163.20, 13,407,244.80 and 3,258,572.80 is: 4,887,859.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,938,163.20 : 13,407,244.80 = 3,258,572.80 : x
  2. Step 2: Convert to fraction form
    8,938,163.20/13,407,244.80 = 3,258,572.80/x
  3. Step 3: Cross multiply
    8,938,163.20x = 13,407,244.80 × 3,258,572.80
  4. Step 4: Simplify right side
    8,938,163.20x = 43,688,483,228,221.44
  5. Step 5: Solve for x
    x = 43,688,483,228,221.44/8,938,163.20
  6. Step 6: Final answer
    x = 4,887,859.20

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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.