Home / 14,128,092.80-19,496,806.08-8,016,505.28

Finding the Fourth Proportional to 14,128,092.80, 19,496,806.08 and 8,016,505.28

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Solution

The fourth proportional to 14,128,092.80, 19,496,806.08 and 8,016,505.28 is: 11,062,798.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,128,092.80 : 19,496,806.08 = 8,016,505.28 : x
  2. Step 2: Convert to fraction form
    14,128,092.80/19,496,806.08 = 8,016,505.28/x
  3. Step 3: Cross multiply
    14,128,092.80x = 19,496,806.08 × 8,016,505.28
  4. Step 4: Simplify right side
    14,128,092.80x = 156,296,248,883,456.09
  5. Step 5: Solve for x
    x = 156,296,248,883,456.09/14,128,092.80
  6. Step 6: Final answer
    x = 11,062,798.86

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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.