Home / 19,886,968.38-29,831,713.41-6,240,653.37

Finding the Fourth Proportional to 19,886,968.38, 29,831,713.41 and 6,240,653.37

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Solution

The fourth proportional to 19,886,968.38, 29,831,713.41 and 6,240,653.37 is: 9,361,375.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,886,968.38 : 29,831,713.41 = 6,240,653.37 : x
  2. Step 2: Convert to fraction form
    19,886,968.38/29,831,713.41 = 6,240,653.37/x
  3. Step 3: Cross multiply
    19,886,968.38x = 29,831,713.41 × 6,240,653.37
  4. Step 4: Simplify right side
    19,886,968.38x = 186,169,382,813,289.47
  5. Step 5: Solve for x
    x = 186,169,382,813,289.47/19,886,968.38
  6. Step 6: Final answer
    x = 9,361,375.71

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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.