Home / 21,141,336.98-31,716,729.39-6,765,267.44

Finding the Fourth Proportional to 21,141,336.98, 31,716,729.39 and 6,765,267.44

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Solution

The fourth proportional to 21,141,336.98, 31,716,729.39 and 6,765,267.44 is: 10,149,412.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,141,336.98 : 31,716,729.39 = 6,765,267.44 : x
  2. Step 2: Convert to fraction form
    21,141,336.98/31,716,729.39 = 6,765,267.44/x
  3. Step 3: Cross multiply
    21,141,336.98x = 31,716,729.39 × 6,765,267.44
  4. Step 4: Simplify right side
    21,141,336.98x = 214,572,156,645,458.09
  5. Step 5: Solve for x
    x = 214,572,156,645,458.09/21,141,336.98
  6. Step 6: Final answer
    x = 10,149,412.82

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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.