Home / 5,175,009.84-7,136,669.51-4,089,873.77

Finding the Fourth Proportional to 5,175,009.84, 7,136,669.51 and 4,089,873.77

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Solution

The fourth proportional to 5,175,009.84, 7,136,669.51 and 4,089,873.77 is: 5,640,197.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,175,009.84 : 7,136,669.51 = 4,089,873.77 : x
  2. Step 2: Convert to fraction form
    5,175,009.84/7,136,669.51 = 4,089,873.77/x
  3. Step 3: Cross multiply
    5,175,009.84x = 7,136,669.51 × 4,089,873.77
  4. Step 4: Simplify right side
    5,175,009.84x = 29,188,077,398,424.41
  5. Step 5: Solve for x
    x = 29,188,077,398,424.41/5,175,009.84
  6. Step 6: Final answer
    x = 5,640,197.47

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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.