Home / 28,555,896.30-39,369,076.16-22,695,100.80

Finding the Fourth Proportional to 28,555,896.30, 39,369,076.16 and 22,695,100.80

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Solution

The fourth proportional to 28,555,896.30, 39,369,076.16 and 22,695,100.80 is: 31,288,989.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,555,896.30 : 39,369,076.16 = 22,695,100.80 : x
  2. Step 2: Convert to fraction form
    28,555,896.30/39,369,076.16 = 22,695,100.80/x
  3. Step 3: Cross multiply
    28,555,896.30x = 39,369,076.16 × 22,695,100.80
  4. Step 4: Simplify right side
    28,555,896.30x = 893,485,151,854,076.88
  5. Step 5: Solve for x
    x = 893,485,151,854,076.88/28,555,896.30
  6. Step 6: Final answer
    x = 31,288,989.93

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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.