Home / 16,390,516.52-22,618,318.70-9,048,191.67

Finding the Fourth Proportional to 16,390,516.52, 22,618,318.70 and 9,048,191.67

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Solution

The fourth proportional to 16,390,516.52, 22,618,318.70 and 9,048,191.67 is: 12,486,176.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,390,516.52 : 22,618,318.70 = 9,048,191.67 : x
  2. Step 2: Convert to fraction form
    16,390,516.52/22,618,318.70 = 9,048,191.67/x
  3. Step 3: Cross multiply
    16,390,516.52x = 22,618,318.70 × 9,048,191.67
  4. Step 4: Simplify right side
    16,390,516.52x = 204,654,882,873,365.72
  5. Step 5: Solve for x
    x = 204,654,882,873,365.72/16,390,516.52
  6. Step 6: Final answer
    x = 12,486,176.54

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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.