Home / 7,625,947.92-11,438,912.22-1,946,172.36

Finding the Fourth Proportional to 7,625,947.92, 11,438,912.22 and 1,946,172.36

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Solution

The fourth proportional to 7,625,947.92, 11,438,912.22 and 1,946,172.36 is: 2,919,256.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,625,947.92 : 11,438,912.22 = 1,946,172.36 : x
  2. Step 2: Convert to fraction form
    7,625,947.92/11,438,912.22 = 1,946,172.36/x
  3. Step 3: Cross multiply
    7,625,947.92x = 11,438,912.22 × 1,946,172.36
  4. Step 4: Simplify right side
    7,625,947.92x = 22,262,094,791,030.24
  5. Step 5: Solve for x
    x = 22,262,094,791,030.24/7,625,947.92
  6. Step 6: Final answer
    x = 2,919,256.07

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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.