Home / 22,902,218.37-31,594,528.41-20,291,385.36

Finding the Fourth Proportional to 22,902,218.37, 31,594,528.41 and 20,291,385.36

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Solution

The fourth proportional to 22,902,218.37, 31,594,528.41 and 20,291,385.36 is: 27,992,779.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,902,218.37 : 31,594,528.41 = 20,291,385.36 : x
  2. Step 2: Convert to fraction form
    22,902,218.37/31,594,528.41 = 20,291,385.36/x
  3. Step 3: Cross multiply
    22,902,218.37x = 31,594,528.41 × 20,291,385.36
  4. Step 4: Simplify right side
    22,902,218.37x = 641,096,751,234,778
  5. Step 5: Solve for x
    x = 641,096,751,234,778/22,902,218.37
  6. Step 6: Final answer
    x = 27,992,779.60

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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.