Home / 20,413,512.60-30,620,268.90-9,076,104.60

Finding the Fourth Proportional to 20,413,512.60, 30,620,268.90 and 9,076,104.60

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Solution

The fourth proportional to 20,413,512.60, 30,620,268.90 and 9,076,104.60 is: 13,614,156.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,413,512.60 : 30,620,268.90 = 9,076,104.60 : x
  2. Step 2: Convert to fraction form
    20,413,512.60/30,620,268.90 = 9,076,104.60/x
  3. Step 3: Cross multiply
    20,413,512.60x = 30,620,268.90 × 9,076,104.60
  4. Step 4: Simplify right side
    20,413,512.60x = 277,912,763,416,526.91
  5. Step 5: Solve for x
    x = 277,912,763,416,526.91/20,413,512.60
  6. Step 6: Final answer
    x = 13,614,156.90

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1.5x scale

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.