Home / 13,196,484.95-18,204,677.79-11,451,705.45

Finding the Fourth Proportional to 13,196,484.95, 18,204,677.79 and 11,451,705.45

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Solution

The fourth proportional to 13,196,484.95, 18,204,677.79 and 11,451,705.45 is: 15,797,737.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,196,484.95 : 18,204,677.79 = 11,451,705.45 : x
  2. Step 2: Convert to fraction form
    13,196,484.95/18,204,677.79 = 11,451,705.45/x
  3. Step 3: Cross multiply
    13,196,484.95x = 18,204,677.79 × 11,451,705.45
  4. Step 4: Simplify right side
    13,196,484.95x = 208,474,607,863,236.94
  5. Step 5: Solve for x
    x = 208,474,607,863,236.94/13,196,484.95
  6. Step 6: Final answer
    x = 15,797,737.71

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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.