Home / 7,854,137.80-11,781,206.70-2,096,860.30

Finding the Fourth Proportional to 7,854,137.80, 11,781,206.70 and 2,096,860.30

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Solution

The fourth proportional to 7,854,137.80, 11,781,206.70 and 2,096,860.30 is: 3,145,290.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,854,137.80 : 11,781,206.70 = 2,096,860.30 : x
  2. Step 2: Convert to fraction form
    7,854,137.80/11,781,206.70 = 2,096,860.30/x
  3. Step 3: Cross multiply
    7,854,137.80x = 11,781,206.70 × 2,096,860.30
  4. Step 4: Simplify right side
    7,854,137.80x = 24,703,544,615,324.01
  5. Step 5: Solve for x
    x = 24,703,544,615,324.01/7,854,137.80
  6. Step 6: Final answer
    x = 3,145,290.45

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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.