Home / 6,435,209.40-9,627,930.90-4,195,721.40

Finding the Fourth Proportional to 6,435,209.40, 9,627,930.90 and 4,195,721.40

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Solution

The fourth proportional to 6,435,209.40, 9,627,930.90 and 4,195,721.40 is: 6,277,358.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,435,209.40 : 9,627,930.90 = 4,195,721.40 : x
  2. Step 2: Convert to fraction form
    6,435,209.40/9,627,930.90 = 4,195,721.40/x
  3. Step 3: Cross multiply
    6,435,209.40x = 9,627,930.90 × 4,195,721.40
  4. Step 4: Simplify right side
    6,435,209.40x = 40,396,115,714,851.27
  5. Step 5: Solve for x
    x = 40,396,115,714,851.27/6,435,209.40
  6. Step 6: Final answer
    x = 6,277,358.39

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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.