Home / 16,089,658.86-22,203,261.90-9,120,982.80

Finding the Fourth Proportional to 16,089,658.86, 22,203,261.90 and 9,120,982.80

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Solution

The fourth proportional to 16,089,658.86, 22,203,261.90 and 9,120,982.80 is: 12,586,691.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,089,658.86 : 22,203,261.90 = 9,120,982.80 : x
  2. Step 2: Convert to fraction form
    16,089,658.86/22,203,261.90 = 9,120,982.80/x
  3. Step 3: Cross multiply
    16,089,658.86x = 22,203,261.90 × 9,120,982.80
  4. Step 4: Simplify right side
    16,089,658.86x = 202,515,569,893,795.31
  5. Step 5: Solve for x
    x = 202,515,569,893,795.31/16,089,658.86
  6. Step 6: Final answer
    x = 12,586,691.34

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1.5x scale

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.