Home / 47,964,197.12-71,934,310.80-18,823,954.64

Finding the Fourth Proportional to 47,964,197.12, 71,934,310.80 and 18,823,954.64

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Solution

The fourth proportional to 47,964,197.12, 71,934,310.80 and 18,823,954.64 is: 28,231,228.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,964,197.12 : 71,934,310.80 = 18,823,954.64 : x
  2. Step 2: Convert to fraction form
    47,964,197.12/71,934,310.80 = 18,823,954.64/x
  3. Step 3: Cross multiply
    47,964,197.12x = 71,934,310.80 × 18,823,954.64
  4. Step 4: Simplify right side
    47,964,197.12x = 1,354,088,203,558,862
  5. Step 5: Solve for x
    x = 1,354,088,203,558,862/47,964,197.12
  6. Step 6: Final answer
    x = 28,231,228.39

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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.