Home / 20,794,225.20-31,191,337.80-17,509,642.80

Finding the Fourth Proportional to 20,794,225.20, 31,191,337.80 and 17,509,642.80

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Solution

The fourth proportional to 20,794,225.20, 31,191,337.80 and 17,509,642.80 is: 26,264,464.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,794,225.20 : 31,191,337.80 = 17,509,642.80 : x
  2. Step 2: Convert to fraction form
    20,794,225.20/31,191,337.80 = 17,509,642.80/x
  3. Step 3: Cross multiply
    20,794,225.20x = 31,191,337.80 × 17,509,642.80
  4. Step 4: Simplify right side
    20,794,225.20x = 546,149,183,332,137.88
  5. Step 5: Solve for x
    x = 546,149,183,332,137.88/20,794,225.20
  6. Step 6: Final answer
    x = 26,264,464.20

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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.