Home / 21,260,734-29,348,882.09-14,295,448.83

Finding the Fourth Proportional to 21,260,734, 29,348,882.09 and 14,295,448.83

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Solution

The fourth proportional to 21,260,734, 29,348,882.09 and 14,295,448.83 is: 19,733,817.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,260,734 : 29,348,882.09 = 14,295,448.83 : x
  2. Step 2: Convert to fraction form
    21,260,734/29,348,882.09 = 14,295,448.83/x
  3. Step 3: Cross multiply
    21,260,734x = 29,348,882.09 × 14,295,448.83
  4. Step 4: Simplify right side
    21,260,734x = 419,555,442,135,298.44
  5. Step 5: Solve for x
    x = 419,555,442,135,298.44/21,260,734
  6. Step 6: Final answer
    x = 19,733,817.38

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1.5x scale

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.