Home / 5,217,009.60-7,821,869.40-3,085,996.80

Finding the Fourth Proportional to 5,217,009.60, 7,821,869.40 and 3,085,996.80

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Solution

The fourth proportional to 5,217,009.60, 7,821,869.40 and 3,085,996.80 is: 4,626,839.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,217,009.60 : 7,821,869.40 = 3,085,996.80 : x
  2. Step 2: Convert to fraction form
    5,217,009.60/7,821,869.40 = 3,085,996.80/x
  3. Step 3: Cross multiply
    5,217,009.60x = 7,821,869.40 × 3,085,996.80
  4. Step 4: Simplify right side
    5,217,009.60x = 24,138,263,938,417.92
  5. Step 5: Solve for x
    x = 24,138,263,938,417.92/5,217,009.60
  6. Step 6: Final answer
    x = 4,626,839.09

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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.