Home / 21,352,490.33-29,466,452.63-11,562,945.25

Finding the Fourth Proportional to 21,352,490.33, 29,466,452.63 and 11,562,945.25

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Solution

The fourth proportional to 21,352,490.33, 29,466,452.63 and 11,562,945.25 is: 15,956,873.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,352,490.33 : 29,466,452.63 = 11,562,945.25 : x
  2. Step 2: Convert to fraction form
    21,352,490.33/29,466,452.63 = 11,562,945.25/x
  3. Step 3: Cross multiply
    21,352,490.33x = 29,466,452.63 × 11,562,945.25
  4. Step 4: Simplify right side
    21,352,490.33x = 340,718,978,472,408.50
  5. Step 5: Solve for x
    x = 340,718,978,472,408.50/21,352,490.33
  6. Step 6: Final answer
    x = 15,956,873.10

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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.