Home / 14,251,257.27-19,666,986.98-7,725,103.47

Finding the Fourth Proportional to 14,251,257.27, 19,666,986.98 and 7,725,103.47

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Solution

The fourth proportional to 14,251,257.27, 19,666,986.98 and 7,725,103.47 is: 10,660,779.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,251,257.27 : 19,666,986.98 = 7,725,103.47 : x
  2. Step 2: Convert to fraction form
    14,251,257.27/19,666,986.98 = 7,725,103.47/x
  3. Step 3: Cross multiply
    14,251,257.27x = 19,666,986.98 × 7,725,103.47
  4. Step 4: Simplify right side
    14,251,257.27x = 151,929,509,325,017.31
  5. Step 5: Solve for x
    x = 151,929,509,325,017.31/14,251,257.27
  6. Step 6: Final answer
    x = 10,660,779.36

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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.