Home / 12,081,898.67-18,098,933.03-10,567,291.82

Finding the Fourth Proportional to 12,081,898.67, 18,098,933.03 and 10,567,291.82

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Solution

The fourth proportional to 12,081,898.67, 18,098,933.03 and 10,567,291.82 is: 15,830,020.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,081,898.67 : 18,098,933.03 = 10,567,291.82 : x
  2. Step 2: Convert to fraction form
    12,081,898.67/18,098,933.03 = 10,567,291.82/x
  3. Step 3: Cross multiply
    12,081,898.67x = 18,098,933.03 × 10,567,291.82
  4. Step 4: Simplify right side
    12,081,898.67x = 191,256,706,815,315.66
  5. Step 5: Solve for x
    x = 191,256,706,815,315.66/12,081,898.67
  6. Step 6: Final answer
    x = 15,830,020.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.