Home / 12,896,893.76-17,797,854.47-7,016,561.33

Finding the Fourth Proportional to 12,896,893.76, 17,797,854.47 and 7,016,561.33

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Solution

The fourth proportional to 12,896,893.76, 17,797,854.47 and 7,016,561.33 is: 9,682,931.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,896,893.76 : 17,797,854.47 = 7,016,561.33 : x
  2. Step 2: Convert to fraction form
    12,896,893.76/17,797,854.47 = 7,016,561.33/x
  3. Step 3: Cross multiply
    12,896,893.76x = 17,797,854.47 × 7,016,561.33
  4. Step 4: Simplify right side
    12,896,893.76x = 124,879,737,307,097.56
  5. Step 5: Solve for x
    x = 124,879,737,307,097.56/12,896,893.76
  6. Step 6: Final answer
    x = 9,682,931.38

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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.