Home / 19,312,493.67-26,651,272.82-10,491,979.50

Finding the Fourth Proportional to 19,312,493.67, 26,651,272.82 and 10,491,979.50

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Solution

The fourth proportional to 19,312,493.67, 26,651,272.82 and 10,491,979.50 is: 14,478,948.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,312,493.67 : 26,651,272.82 = 10,491,979.50 : x
  2. Step 2: Convert to fraction form
    19,312,493.67/26,651,272.82 = 10,491,979.50/x
  3. Step 3: Cross multiply
    19,312,493.67x = 26,651,272.82 × 10,491,979.50
  4. Step 4: Simplify right side
    19,312,493.67x = 279,624,608,023,887.31
  5. Step 5: Solve for x
    x = 279,624,608,023,887.31/19,312,493.67
  6. Step 6: Final answer
    x = 14,478,948.85

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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.