Home / 21,352,588.36-29,466,600.34-11,563,049.42

Finding the Fourth Proportional to 21,352,588.36, 29,466,600.34 and 11,563,049.42

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Solution

The fourth proportional to 21,352,588.36, 29,466,600.34 and 11,563,049.42 is: 15,957,023.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,352,588.36 : 29,466,600.34 = 11,563,049.42 : x
  2. Step 2: Convert to fraction form
    21,352,588.36/29,466,600.34 = 11,563,049.42/x
  3. Step 3: Cross multiply
    21,352,588.36x = 29,466,600.34 × 11,563,049.42
  4. Step 4: Simplify right side
    21,352,588.36x = 340,723,755,970,808.81
  5. Step 5: Solve for x
    x = 340,723,755,970,808.81/21,352,588.36
  6. Step 6: Final answer
    x = 15,957,023.58

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1.5x scale

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.