Home / 20,413,004.40-30,619,506.60-16,870,064.40

Finding the Fourth Proportional to 20,413,004.40, 30,619,506.60 and 16,870,064.40

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Solution

The fourth proportional to 20,413,004.40, 30,619,506.60 and 16,870,064.40 is: 25,305,096.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,413,004.40 : 30,619,506.60 = 16,870,064.40 : x
  2. Step 2: Convert to fraction form
    20,413,004.40/30,619,506.60 = 16,870,064.40/x
  3. Step 3: Cross multiply
    20,413,004.40x = 30,619,506.60 × 16,870,064.40
  4. Step 4: Simplify right side
    20,413,004.40x = 516,553,048,238,225
  5. Step 5: Solve for x
    x = 516,553,048,238,225/20,413,004.40
  6. Step 6: Final answer
    x = 25,305,096.60

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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.