Home / 13,477,336.20-20,223,002.70-5,905,067.40

Finding the Fourth Proportional to 13,477,336.20, 20,223,002.70 and 5,905,067.40

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Solution

The fourth proportional to 13,477,336.20, 20,223,002.70 and 5,905,067.40 is: 8,860,667.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,477,336.20 : 20,223,002.70 = 5,905,067.40 : x
  2. Step 2: Convert to fraction form
    13,477,336.20/20,223,002.70 = 5,905,067.40/x
  3. Step 3: Cross multiply
    13,477,336.20x = 20,223,002.70 × 5,905,067.40
  4. Step 4: Simplify right side
    13,477,336.20x = 119,418,193,973,881.98
  5. Step 5: Solve for x
    x = 119,418,193,973,881.98/13,477,336.20
  6. Step 6: Final answer
    x = 8,860,667.43

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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.