Home / 14,389,751.72-19,858,989.84-8,195,060.72

Finding the Fourth Proportional to 14,389,751.72, 19,858,989.84 and 8,195,060.72

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Solution

The fourth proportional to 14,389,751.72, 19,858,989.84 and 8,195,060.72 is: 11,309,828.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,389,751.72 : 19,858,989.84 = 8,195,060.72 : x
  2. Step 2: Convert to fraction form
    14,389,751.72/19,858,989.84 = 8,195,060.72/x
  3. Step 3: Cross multiply
    14,389,751.72x = 19,858,989.84 × 8,195,060.72
  4. Step 4: Simplify right side
    14,389,751.72x = 162,745,627,576,663.09
  5. Step 5: Solve for x
    x = 162,745,627,576,663.09/14,389,751.72
  6. Step 6: Final answer
    x = 11,309,828.74

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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.