Home / 12,064,968.33-16,649,538.97-8,981,281.77

Finding the Fourth Proportional to 12,064,968.33, 16,649,538.97 and 8,981,281.77

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Solution

The fourth proportional to 12,064,968.33, 16,649,538.97 and 8,981,281.77 is: 12,394,081.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,064,968.33 : 16,649,538.97 = 8,981,281.77 : x
  2. Step 2: Convert to fraction form
    12,064,968.33/16,649,538.97 = 8,981,281.77/x
  3. Step 3: Cross multiply
    12,064,968.33x = 16,649,538.97 × 8,981,281.77
  4. Step 4: Simplify right side
    12,064,968.33x = 149,534,200,830,165.56
  5. Step 5: Solve for x
    x = 149,534,200,830,165.56/12,064,968.33
  6. Step 6: Final answer
    x = 12,394,081.50

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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.