Home / 22,581,485.62-31,161,843.54-13,289,602.41

Finding the Fourth Proportional to 22,581,485.62, 31,161,843.54 and 13,289,602.41

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Solution

The fourth proportional to 22,581,485.62, 31,161,843.54 and 13,289,602.41 is: 18,339,294.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,581,485.62 : 31,161,843.54 = 13,289,602.41 : x
  2. Step 2: Convert to fraction form
    22,581,485.62/31,161,843.54 = 13,289,602.41/x
  3. Step 3: Cross multiply
    22,581,485.62x = 31,161,843.54 × 13,289,602.41
  4. Step 4: Simplify right side
    22,581,485.62x = 414,128,511,009,226.94
  5. Step 5: Solve for x
    x = 414,128,511,009,226.94/22,581,485.62
  6. Step 6: Final answer
    x = 18,339,294.32

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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.