Home / 14,491,856.88-21,718,495.68-7,666,973.52

Finding the Fourth Proportional to 14,491,856.88, 21,718,495.68 and 7,666,973.52

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Solution

The fourth proportional to 14,491,856.88, 21,718,495.68 and 7,666,973.52 is: 11,490,255.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,491,856.88 : 21,718,495.68 = 7,666,973.52 : x
  2. Step 2: Convert to fraction form
    14,491,856.88/21,718,495.68 = 7,666,973.52/x
  3. Step 3: Cross multiply
    14,491,856.88x = 21,718,495.68 × 7,666,973.52
  4. Step 4: Simplify right side
    14,491,856.88x = 166,515,131,272,794.38
  5. Step 5: Solve for x
    x = 166,515,131,272,794.38/14,491,856.88
  6. Step 6: Final answer
    x = 11,490,255.02

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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.