Home / 34,671,791.20-47,848,623.12-18,991,919.20

Finding the Fourth Proportional to 34,671,791.20, 47,848,623.12 and 18,991,919.20

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Solution

The fourth proportional to 34,671,791.20, 47,848,623.12 and 18,991,919.20 is: 26,209,698.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,671,791.20 : 47,848,623.12 = 18,991,919.20 : x
  2. Step 2: Convert to fraction form
    34,671,791.20/47,848,623.12 = 18,991,919.20/x
  3. Step 3: Cross multiply
    34,671,791.20x = 47,848,623.12 × 18,991,919.20
  4. Step 4: Simplify right side
    34,671,791.20x = 908,737,184,126,291.88
  5. Step 5: Solve for x
    x = 908,737,184,126,291.88/34,671,791.20
  6. Step 6: Final answer
    x = 26,209,698.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.