Home / 22,803,971.28-31,469,493.96-12,490,866.96

Finding the Fourth Proportional to 22,803,971.28, 31,469,493.96 and 12,490,866.96

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Solution

The fourth proportional to 22,803,971.28, 31,469,493.96 and 12,490,866.96 is: 17,237,403.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,803,971.28 : 31,469,493.96 = 12,490,866.96 : x
  2. Step 2: Convert to fraction form
    22,803,971.28/31,469,493.96 = 12,490,866.96/x
  3. Step 3: Cross multiply
    22,803,971.28x = 31,469,493.96 × 12,490,866.96
  4. Step 4: Simplify right side
    22,803,971.28x = 393,081,262,352,883.62
  5. Step 5: Solve for x
    x = 393,081,262,352,883.62/22,803,971.28
  6. Step 6: Final answer
    x = 17,237,403.85

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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.