Home / 13,377,523.60-20,066,285.40-12,481,728.40

Finding the Fourth Proportional to 13,377,523.60, 20,066,285.40 and 12,481,728.40

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Solution

The fourth proportional to 13,377,523.60, 20,066,285.40 and 12,481,728.40 is: 18,722,592.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,377,523.60 : 20,066,285.40 = 12,481,728.40 : x
  2. Step 2: Convert to fraction form
    13,377,523.60/20,066,285.40 = 12,481,728.40/x
  3. Step 3: Cross multiply
    13,377,523.60x = 20,066,285.40 × 12,481,728.40
  4. Step 4: Simplify right side
    13,377,523.60x = 250,461,924,359,685.34
  5. Step 5: Solve for x
    x = 250,461,924,359,685.34/13,377,523.60
  6. Step 6: Final answer
    x = 18,722,592.60

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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.