Home / 45,954,648.81-68,942,192.04-20,051,148.24

Finding the Fourth Proportional to 45,954,648.81, 68,942,192.04 and 20,051,148.24

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Solution

The fourth proportional to 45,954,648.81, 68,942,192.04 and 20,051,148.24 is: 30,081,181.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,954,648.81 : 68,942,192.04 = 20,051,148.24 : x
  2. Step 2: Convert to fraction form
    45,954,648.81/68,942,192.04 = 20,051,148.24/x
  3. Step 3: Cross multiply
    45,954,648.81x = 68,942,192.04 × 20,051,148.24
  4. Step 4: Simplify right side
    45,954,648.81x = 1,382,370,112,584,588
  5. Step 5: Solve for x
    x = 1,382,370,112,584,588/45,954,648.81
  6. Step 6: Final answer
    x = 30,081,181.09

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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.