Home / 19,816,738.45-29,717,976.01-6,859,368.52

Finding the Fourth Proportional to 19,816,738.45, 29,717,976.01 and 6,859,368.52

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Solution

The fourth proportional to 19,816,738.45, 29,717,976.01 and 6,859,368.52 is: 10,286,584.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,816,738.45 : 29,717,976.01 = 6,859,368.52 : x
  2. Step 2: Convert to fraction form
    19,816,738.45/29,717,976.01 = 6,859,368.52/x
  3. Step 3: Cross multiply
    19,816,738.45x = 29,717,976.01 × 6,859,368.52
  4. Step 4: Simplify right side
    19,816,738.45x = 203,846,549,121,109.22
  5. Step 5: Solve for x
    x = 203,846,549,121,109.22/19,816,738.45
  6. Step 6: Final answer
    x = 10,286,584.22

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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.