Home / 21,347,620.16-31,987,901.08-16,501,800.48

Finding the Fourth Proportional to 21,347,620.16, 31,987,901.08 and 16,501,800.48

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Solution

The fourth proportional to 21,347,620.16, 31,987,901.08 and 16,501,800.48 is: 24,726,782.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,347,620.16 : 31,987,901.08 = 16,501,800.48 : x
  2. Step 2: Convert to fraction form
    21,347,620.16/31,987,901.08 = 16,501,800.48/x
  3. Step 3: Cross multiply
    21,347,620.16x = 31,987,901.08 × 16,501,800.48
  4. Step 4: Simplify right side
    21,347,620.16x = 527,857,961,396,136.50
  5. Step 5: Solve for x
    x = 527,857,961,396,136.50/21,347,620.16
  6. Step 6: Final answer
    x = 24,726,782.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.