Home / 13,856,460.80-20,785,166.40-4,271,763.20

Finding the Fourth Proportional to 13,856,460.80, 20,785,166.40 and 4,271,763.20

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Solution

The fourth proportional to 13,856,460.80, 20,785,166.40 and 4,271,763.20 is: 6,407,791.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,856,460.80 : 20,785,166.40 = 4,271,763.20 : x
  2. Step 2: Convert to fraction form
    13,856,460.80/20,785,166.40 = 4,271,763.20/x
  3. Step 3: Cross multiply
    13,856,460.80x = 20,785,166.40 × 4,271,763.20
  4. Step 4: Simplify right side
    13,856,460.80x = 88,789,308,933,396.48
  5. Step 5: Solve for x
    x = 88,789,308,933,396.48/13,856,460.80
  6. Step 6: Final answer
    x = 6,407,791.30

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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.