Home / 20,294,498.05-30,438,506.59-5,914,202.14

Finding the Fourth Proportional to 20,294,498.05, 30,438,506.59 and 5,914,202.14

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Solution

The fourth proportional to 20,294,498.05, 30,438,506.59 and 5,914,202.14 is: 8,870,358.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,294,498.05 : 30,438,506.59 = 5,914,202.14 : x
  2. Step 2: Convert to fraction form
    20,294,498.05/30,438,506.59 = 5,914,202.14/x
  3. Step 3: Cross multiply
    20,294,498.05x = 30,438,506.59 × 5,914,202.14
  4. Step 4: Simplify right side
    20,294,498.05x = 180,019,480,812,982.09
  5. Step 5: Solve for x
    x = 180,019,480,812,982.09/20,294,498.05
  6. Step 6: Final answer
    x = 8,870,358.87

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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.