Home / 14,291,252.06-19,722,107.21-7,764,990.73

Finding the Fourth Proportional to 14,291,252.06, 19,722,107.21 and 7,764,990.73

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Solution

The fourth proportional to 14,291,252.06, 19,722,107.21 and 7,764,990.73 is: 10,715,784.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,291,252.06 : 19,722,107.21 = 7,764,990.73 : x
  2. Step 2: Convert to fraction form
    14,291,252.06/19,722,107.21 = 7,764,990.73/x
  3. Step 3: Cross multiply
    14,291,252.06x = 19,722,107.21 × 7,764,990.73
  4. Step 4: Simplify right side
    14,291,252.06x = 153,141,979,684,522.78
  5. Step 5: Solve for x
    x = 153,141,979,684,522.78/14,291,252.06
  6. Step 6: Final answer
    x = 10,715,784.67

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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.