Home / 5,136,721.50-7,089,074.56-2,845,095.42

Finding the Fourth Proportional to 5,136,721.50, 7,089,074.56 and 2,845,095.42

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Solution

The fourth proportional to 5,136,721.50, 7,089,074.56 and 2,845,095.42 is: 3,926,452.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,136,721.50 : 7,089,074.56 = 2,845,095.42 : x
  2. Step 2: Convert to fraction form
    5,136,721.50/7,089,074.56 = 2,845,095.42/x
  3. Step 3: Cross multiply
    5,136,721.50x = 7,089,074.56 × 2,845,095.42
  4. Step 4: Simplify right side
    5,136,721.50x = 20,169,093,562,694.51
  5. Step 5: Solve for x
    x = 20,169,093,562,694.51/5,136,721.50
  6. Step 6: Final answer
    x = 3,926,452.61

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1.5x scale

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.