Home / 31,091,766.80-42,906,398.52-17,153,709.33

Finding the Fourth Proportional to 31,091,766.80, 42,906,398.52 and 17,153,709.33

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Solution

The fourth proportional to 31,091,766.80, 42,906,398.52 and 17,153,709.33 is: 23,671,986.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,091,766.80 : 42,906,398.52 = 17,153,709.33 : x
  2. Step 2: Convert to fraction form
    31,091,766.80/42,906,398.52 = 17,153,709.33/x
  3. Step 3: Cross multiply
    31,091,766.80x = 42,906,398.52 × 17,153,709.33
  4. Step 4: Simplify right side
    31,091,766.80x = 736,003,888,834,447.50
  5. Step 5: Solve for x
    x = 736,003,888,834,447.50/31,091,766.80
  6. Step 6: Final answer
    x = 23,671,986.66

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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.