Home / 12,333,856.11-17,022,545.52-7,105,868.84

Finding the Fourth Proportional to 12,333,856.11, 17,022,545.52 and 7,105,868.84

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Solution

The fourth proportional to 12,333,856.11, 17,022,545.52 and 7,105,868.84 is: 9,807,149.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,333,856.11 : 17,022,545.52 = 7,105,868.84 : x
  2. Step 2: Convert to fraction form
    12,333,856.11/17,022,545.52 = 7,105,868.84/x
  3. Step 3: Cross multiply
    12,333,856.11x = 17,022,545.52 × 7,105,868.84
  4. Step 4: Simplify right side
    12,333,856.11x = 120,959,975,702,936.86
  5. Step 5: Solve for x
    x = 120,959,975,702,936.86/12,333,856.11
  6. Step 6: Final answer
    x = 9,807,149.90

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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.