Home / 13,157,630.20-19,736,445.30-5,583,611.80

Finding the Fourth Proportional to 13,157,630.20, 19,736,445.30 and 5,583,611.80

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Solution

The fourth proportional to 13,157,630.20, 19,736,445.30 and 5,583,611.80 is: 8,375,417.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,157,630.20 : 19,736,445.30 = 5,583,611.80 : x
  2. Step 2: Convert to fraction form
    13,157,630.20/19,736,445.30 = 5,583,611.80/x
  3. Step 3: Cross multiply
    13,157,630.20x = 19,736,445.30 × 5,583,611.80
  4. Step 4: Simplify right side
    13,157,630.20x = 110,200,648,867,134.55
  5. Step 5: Solve for x
    x = 110,200,648,867,134.55/13,157,630.20
  6. Step 6: Final answer
    x = 8,375,417.70

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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.