Home / 12,462,012.45-17,206,691.00-8,054,347.50

Finding the Fourth Proportional to 12,462,012.45, 17,206,691.00 and 8,054,347.50

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Solution

The fourth proportional to 12,462,012.45, 17,206,691.00 and 8,054,347.50 is: 11,120,889.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,462,012.45 : 17,206,691.00 = 8,054,347.50 : x
  2. Step 2: Convert to fraction form
    12,462,012.45/17,206,691.00 = 8,054,347.50/x
  3. Step 3: Cross multiply
    12,462,012.45x = 17,206,691.00 × 8,054,347.50
  4. Step 4: Simplify right side
    12,462,012.45x = 138,588,668,598,850.77
  5. Step 5: Solve for x
    x = 138,588,668,598,850.77/12,462,012.45
  6. Step 6: Final answer
    x = 11,120,889.92

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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.