Home / 15,082,221.86-22,620,413-5,860,178.54

Finding the Fourth Proportional to 15,082,221.86, 22,620,413 and 5,860,178.54

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Solution

The fourth proportional to 15,082,221.86, 22,620,413 and 5,860,178.54 is: 8,789,133.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,082,221.86 : 22,620,413 = 5,860,178.54 : x
  2. Step 2: Convert to fraction form
    15,082,221.86/22,620,413 = 5,860,178.54/x
  3. Step 3: Cross multiply
    15,082,221.86x = 22,620,413 × 5,860,178.54
  4. Step 4: Simplify right side
    15,082,221.86x = 132,559,658,828,537.02
  5. Step 5: Solve for x
    x = 132,559,658,828,537.02/15,082,221.86
  6. Step 6: Final answer
    x = 8,789,133.33

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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.