Home / 13,856,008.80-20,784,488.40-4,271,311.20

Finding the Fourth Proportional to 13,856,008.80, 20,784,488.40 and 4,271,311.20

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Solution

The fourth proportional to 13,856,008.80, 20,784,488.40 and 4,271,311.20 is: 6,407,113.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,856,008.80 : 20,784,488.40 = 4,271,311.20 : x
  2. Step 2: Convert to fraction form
    13,856,008.80/20,784,488.40 = 4,271,311.20/x
  3. Step 3: Cross multiply
    13,856,008.80x = 20,784,488.40 × 4,271,311.20
  4. Step 4: Simplify right side
    13,856,008.80x = 88,777,018,089,190.08
  5. Step 5: Solve for x
    x = 88,777,018,089,190.08/13,856,008.80
  6. Step 6: Final answer
    x = 6,407,113.29

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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.