Home / 34,238,910.68-47,244,650.83-20,820,730.74

Finding the Fourth Proportional to 34,238,910.68, 47,244,650.83 and 20,820,730.74

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Solution

The fourth proportional to 34,238,910.68, 47,244,650.83 and 20,820,730.74 is: 28,729,540.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,238,910.68 : 47,244,650.83 = 20,820,730.74 : x
  2. Step 2: Convert to fraction form
    34,238,910.68/47,244,650.83 = 20,820,730.74/x
  3. Step 3: Cross multiply
    34,238,910.68x = 47,244,650.83 × 20,820,730.74
  4. Step 4: Simplify right side
    34,238,910.68x = 983,668,153,836,747.38
  5. Step 5: Solve for x
    x = 983,668,153,836,747.38/34,238,910.68
  6. Step 6: Final answer
    x = 28,729,540.00

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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.