Home / 13,334,687.70-20,002,031.55-9,030,015.60

Finding the Fourth Proportional to 13,334,687.70, 20,002,031.55 and 9,030,015.60

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Solution

The fourth proportional to 13,334,687.70, 20,002,031.55 and 9,030,015.60 is: 13,545,023.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,334,687.70 : 20,002,031.55 = 9,030,015.60 : x
  2. Step 2: Convert to fraction form
    13,334,687.70/20,002,031.55 = 9,030,015.60/x
  3. Step 3: Cross multiply
    13,334,687.70x = 20,002,031.55 × 9,030,015.60
  4. Step 4: Simplify right side
    13,334,687.70x = 180,618,656,928,192.19
  5. Step 5: Solve for x
    x = 180,618,656,928,192.19/13,334,687.70
  6. Step 6: Final answer
    x = 13,545,023.40

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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.