Home / 21,847,445.40-32,771,168.10-7,469,232.60

Finding the Fourth Proportional to 21,847,445.40, 32,771,168.10 and 7,469,232.60

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Solution

The fourth proportional to 21,847,445.40, 32,771,168.10 and 7,469,232.60 is: 11,203,848.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,847,445.40 : 32,771,168.10 = 7,469,232.60 : x
  2. Step 2: Convert to fraction form
    21,847,445.40/32,771,168.10 = 7,469,232.60/x
  3. Step 3: Cross multiply
    21,847,445.40x = 32,771,168.10 × 7,469,232.60
  4. Step 4: Simplify right side
    21,847,445.40x = 244,775,477,112,600.06
  5. Step 5: Solve for x
    x = 244,775,477,112,600.06/21,847,445.40
  6. Step 6: Final answer
    x = 11,203,848.90

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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.