Home / 6,772,683.68-10,160,016.96-3,178,815.68

Finding the Fourth Proportional to 6,772,683.68, 10,160,016.96 and 3,178,815.68

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Solution

The fourth proportional to 6,772,683.68, 10,160,016.96 and 3,178,815.68 is: 4,768,688.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,772,683.68 : 10,160,016.96 = 3,178,815.68 : x
  2. Step 2: Convert to fraction form
    6,772,683.68/10,160,016.96 = 3,178,815.68/x
  3. Step 3: Cross multiply
    6,772,683.68x = 10,160,016.96 × 3,178,815.68
  4. Step 4: Simplify right side
    6,772,683.68x = 32,296,821,221,513.94
  5. Step 5: Solve for x
    x = 32,296,821,221,513.94/6,772,683.68
  6. Step 6: Final answer
    x = 4,768,688.86

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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.