Home / 47,114,893.20-70,619,851.80-18,351,469.20

Finding the Fourth Proportional to 47,114,893.20, 70,619,851.80 and 18,351,469.20

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Solution

The fourth proportional to 47,114,893.20, 70,619,851.80 and 18,351,469.20 is: 27,506,759.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,114,893.20 : 70,619,851.80 = 18,351,469.20 : x
  2. Step 2: Convert to fraction form
    47,114,893.20/70,619,851.80 = 18,351,469.20/x
  3. Step 3: Cross multiply
    47,114,893.20x = 70,619,851.80 × 18,351,469.20
  4. Step 4: Simplify right side
    47,114,893.20x = 1,295,978,035,216,264.50
  5. Step 5: Solve for x
    x = 1,295,978,035,216,264.50/47,114,893.20
  6. Step 6: Final answer
    x = 27,506,759.48

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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.