Home / 14,486,435.20-21,729,652.80-9,384,601.60

Finding the Fourth Proportional to 14,486,435.20, 21,729,652.80 and 9,384,601.60

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Solution

The fourth proportional to 14,486,435.20, 21,729,652.80 and 9,384,601.60 is: 14,076,902.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,486,435.20 : 21,729,652.80 = 9,384,601.60 : x
  2. Step 2: Convert to fraction form
    14,486,435.20/21,729,652.80 = 9,384,601.60/x
  3. Step 3: Cross multiply
    14,486,435.20x = 21,729,652.80 × 9,384,601.60
  4. Step 4: Simplify right side
    14,486,435.20x = 203,924,134,434,324.47
  5. Step 5: Solve for x
    x = 203,924,134,434,324.47/14,486,435.20
  6. Step 6: Final answer
    x = 14,076,902.40

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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.