Home / 7,003,677.06-9,665,222.19-3,947,890.50

Finding the Fourth Proportional to 7,003,677.06, 9,665,222.19 and 3,947,890.50

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Solution

The fourth proportional to 7,003,677.06, 9,665,222.19 and 3,947,890.50 is: 5,448,172.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,003,677.06 : 9,665,222.19 = 3,947,890.50 : x
  2. Step 2: Convert to fraction form
    7,003,677.06/9,665,222.19 = 3,947,890.50/x
  3. Step 3: Cross multiply
    7,003,677.06x = 9,665,222.19 × 3,947,890.50
  4. Step 4: Simplify right side
    7,003,677.06x = 38,157,238,864,290.20
  5. Step 5: Solve for x
    x = 38,157,238,864,290.20/7,003,677.06
  6. Step 6: Final answer
    x = 5,448,172.23

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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.