Home / 14,198,005-21,288,483.06-6,512,021.92

Finding the Fourth Proportional to 14,198,005, 21,288,483.06 and 6,512,021.92

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Solution

The fourth proportional to 14,198,005, 21,288,483.06 and 6,512,021.92 is: 9,764,123.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,198,005 : 21,288,483.06 = 6,512,021.92 : x
  2. Step 2: Convert to fraction form
    14,198,005/21,288,483.06 = 6,512,021.92/x
  3. Step 3: Cross multiply
    14,198,005x = 21,288,483.06 × 6,512,021.92
  4. Step 4: Simplify right side
    14,198,005x = 138,631,068,330,268.67
  5. Step 5: Solve for x
    x = 138,631,068,330,268.67/14,198,005
  6. Step 6: Final answer
    x = 9,764,123.08

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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.