Home / 21,352,490.96-29,466,453.49-11,562,945.88

Finding the Fourth Proportional to 21,352,490.96, 29,466,453.49 and 11,562,945.88

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Solution

The fourth proportional to 21,352,490.96, 29,466,453.49 and 11,562,945.88 is: 15,956,873.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,352,490.96 : 29,466,453.49 = 11,562,945.88 : x
  2. Step 2: Convert to fraction form
    21,352,490.96/29,466,453.49 = 11,562,945.88/x
  3. Step 3: Cross multiply
    21,352,490.96x = 29,466,453.49 × 11,562,945.88
  4. Step 4: Simplify right side
    21,352,490.96x = 340,719,007,009,314.50
  5. Step 5: Solve for x
    x = 340,719,007,009,314.50/21,352,490.96
  6. Step 6: Final answer
    x = 15,956,873.96

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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.