Home / 7,859,968.37-11,789,952.56-2,180,192.67

Finding the Fourth Proportional to 7,859,968.37, 11,789,952.56 and 2,180,192.67

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Solution

The fourth proportional to 7,859,968.37, 11,789,952.56 and 2,180,192.67 is: 3,270,289.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,859,968.37 : 11,789,952.56 = 2,180,192.67 : x
  2. Step 2: Convert to fraction form
    7,859,968.37/11,789,952.56 = 2,180,192.67/x
  3. Step 3: Cross multiply
    7,859,968.37x = 11,789,952.56 × 2,180,192.67
  4. Step 4: Simplify right side
    7,859,968.37x = 25,704,368,140,058.77
  5. Step 5: Solve for x
    x = 25,704,368,140,058.77/7,859,968.37
  6. Step 6: Final answer
    x = 3,270,289.01

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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.