Home / 6,787,212.15-9,366,240.83-3,689,812.45

Finding the Fourth Proportional to 6,787,212.15, 9,366,240.83 and 3,689,812.45

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Solution

The fourth proportional to 6,787,212.15, 9,366,240.83 and 3,689,812.45 is: 5,091,880.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,787,212.15 : 9,366,240.83 = 3,689,812.45 : x
  2. Step 2: Convert to fraction form
    6,787,212.15/9,366,240.83 = 3,689,812.45/x
  3. Step 3: Cross multiply
    6,787,212.15x = 9,366,240.83 × 3,689,812.45
  4. Step 4: Simplify right side
    6,787,212.15x = 34,559,672,024,232.34
  5. Step 5: Solve for x
    x = 34,559,672,024,232.34/6,787,212.15
  6. Step 6: Final answer
    x = 5,091,880.33

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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.