Home / 12,124,086.73-16,753,125.50-8,633,365.23

Finding the Fourth Proportional to 12,124,086.73, 16,753,125.50 and 8,633,365.23

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Solution

The fourth proportional to 12,124,086.73, 16,753,125.50 and 8,633,365.23 is: 11,929,628.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,124,086.73 : 16,753,125.50 = 8,633,365.23 : x
  2. Step 2: Convert to fraction form
    12,124,086.73/16,753,125.50 = 8,633,365.23/x
  3. Step 3: Cross multiply
    12,124,086.73x = 16,753,125.50 × 8,633,365.23
  4. Step 4: Simplify right side
    12,124,086.73x = 144,635,851,185,526.38
  5. Step 5: Solve for x
    x = 144,635,851,185,526.38/12,124,086.73
  6. Step 6: Final answer
    x = 11,929,628.55

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Double scale
Find fourth proportional to 12,124,087.73, 16,753,126.88 and 8,633,366.23
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1.5x scale

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.