Home / 6,890,715.77-10,338,245.96-3,247,298.46

Finding the Fourth Proportional to 6,890,715.77, 10,338,245.96 and 3,247,298.46

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Solution

The fourth proportional to 6,890,715.77, 10,338,245.96 and 3,247,298.46 is: 4,871,971.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,890,715.77 : 10,338,245.96 = 3,247,298.46 : x
  2. Step 2: Convert to fraction form
    6,890,715.77/10,338,245.96 = 3,247,298.46/x
  3. Step 3: Cross multiply
    6,890,715.77x = 10,338,245.96 × 3,247,298.46
  4. Step 4: Simplify right side
    6,890,715.77x = 33,571,370,168,772.73
  5. Step 5: Solve for x
    x = 33,571,370,168,772.73/6,890,715.77
  6. Step 6: Final answer
    x = 4,871,971.41

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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.