Home / 38,180,222.43-52,689,815.69-20,777,689.95

Finding the Fourth Proportional to 38,180,222.43, 52,689,815.69 and 20,777,689.95

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Solution

The fourth proportional to 38,180,222.43, 52,689,815.69 and 20,777,689.95 is: 28,673,815.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,180,222.43 : 52,689,815.69 = 20,777,689.95 : x
  2. Step 2: Convert to fraction form
    38,180,222.43/52,689,815.69 = 20,777,689.95/x
  3. Step 3: Cross multiply
    38,180,222.43x = 52,689,815.69 × 20,777,689.95
  4. Step 4: Simplify right side
    38,180,222.43x = 1,094,772,653,825,576.88
  5. Step 5: Solve for x
    x = 1,094,772,653,825,576.88/38,180,222.43
  6. Step 6: Final answer
    x = 28,673,815.50

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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.