Home / 6,770,325.38-9,343,048.86-3,869,778.51

Finding the Fourth Proportional to 6,770,325.38, 9,343,048.86 and 3,869,778.51

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Solution

The fourth proportional to 6,770,325.38, 9,343,048.86 and 3,869,778.51 is: 5,340,294.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,770,325.38 : 9,343,048.86 = 3,869,778.51 : x
  2. Step 2: Convert to fraction form
    6,770,325.38/9,343,048.86 = 3,869,778.51/x
  3. Step 3: Cross multiply
    6,770,325.38x = 9,343,048.86 × 3,869,778.51
  4. Step 4: Simplify right side
    6,770,325.38x = 36,155,529,696,307.99
  5. Step 5: Solve for x
    x = 36,155,529,696,307.99/6,770,325.38
  6. Step 6: Final answer
    x = 5,340,294.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.