Home / 47,109,968.20-70,612,464.30-18,346,544.20

Finding the Fourth Proportional to 47,109,968.20, 70,612,464.30 and 18,346,544.20

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Solution

The fourth proportional to 47,109,968.20, 70,612,464.30 and 18,346,544.20 is: 27,499,375.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,109,968.20 : 70,612,464.30 = 18,346,544.20 : x
  2. Step 2: Convert to fraction form
    47,109,968.20/70,612,464.30 = 18,346,544.20/x
  3. Step 3: Cross multiply
    47,109,968.20x = 70,612,464.30 × 18,346,544.20
  4. Step 4: Simplify right side
    47,109,968.20x = 1,295,494,697,350,872
  5. Step 5: Solve for x
    x = 1,295,494,697,350,872/47,109,968.20
  6. Step 6: Final answer
    x = 27,499,375.33

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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.