Home / 20,312,721.44-30,471,394.24-7,364,969.64

Finding the Fourth Proportional to 20,312,721.44, 30,471,394.24 and 7,364,969.64

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Solution

The fourth proportional to 20,312,721.44, 30,471,394.24 and 7,364,969.64 is: 11,048,292.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,312,721.44 : 30,471,394.24 = 7,364,969.64 : x
  2. Step 2: Convert to fraction form
    20,312,721.44/30,471,394.24 = 7,364,969.64/x
  3. Step 3: Cross multiply
    20,312,721.44x = 30,471,394.24 × 7,364,969.64
  4. Step 4: Simplify right side
    20,312,721.44x = 224,420,893,447,658.44
  5. Step 5: Solve for x
    x = 224,420,893,447,658.44/20,312,721.44
  6. Step 6: Final answer
    x = 11,048,292.77

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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.