Home / 13,184,316.10-19,773,521.70-8,667,067.60

Finding the Fourth Proportional to 13,184,316.10, 19,773,521.70 and 8,667,067.60

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Solution

The fourth proportional to 13,184,316.10, 19,773,521.70 and 8,667,067.60 is: 12,998,660.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,184,316.10 : 19,773,521.70 = 8,667,067.60 : x
  2. Step 2: Convert to fraction form
    13,184,316.10/19,773,521.70 = 8,667,067.60/x
  3. Step 3: Cross multiply
    13,184,316.10x = 19,773,521.70 × 8,667,067.60
  4. Step 4: Simplify right side
    13,184,316.10x = 171,378,449,263,966.91
  5. Step 5: Solve for x
    x = 171,378,449,263,966.91/13,184,316.10
  6. Step 6: Final answer
    x = 12,998,660.53

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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.