Home / 37,847,519.28-52,229,569.32-20,443,865.40

Finding the Fourth Proportional to 37,847,519.28, 52,229,569.32 and 20,443,865.40

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Solution

The fourth proportional to 37,847,519.28, 52,229,569.32 and 20,443,865.40 is: 28,212,530.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,847,519.28 : 52,229,569.32 = 20,443,865.40 : x
  2. Step 2: Convert to fraction form
    37,847,519.28/52,229,569.32 = 20,443,865.40/x
  3. Step 3: Cross multiply
    37,847,519.28x = 52,229,569.32 × 20,443,865.40
  4. Step 4: Simplify right side
    37,847,519.28x = 1,067,774,285,078,049.50
  5. Step 5: Solve for x
    x = 1,067,774,285,078,049.50/37,847,519.28
  6. Step 6: Final answer
    x = 28,212,530.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.