Home / 12,906,692.08-19,354,356.95-6,840,002.42

Finding the Fourth Proportional to 12,906,692.08, 19,354,356.95 and 6,840,002.42

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Solution

The fourth proportional to 12,906,692.08, 19,354,356.95 and 6,840,002.42 is: 10,256,992.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,906,692.08 : 19,354,356.95 = 6,840,002.42 : x
  2. Step 2: Convert to fraction form
    12,906,692.08/19,354,356.95 = 6,840,002.42/x
  3. Step 3: Cross multiply
    12,906,692.08x = 19,354,356.95 × 6,840,002.42
  4. Step 4: Simplify right side
    12,906,692.08x = 132,383,848,426,019.12
  5. Step 5: Solve for x
    x = 132,383,848,426,019.12/12,906,692.08
  6. Step 6: Final answer
    x = 10,256,992.86

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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.