Home / 13,556,109.78-20,327,962.50-8,093,683.62

Finding the Fourth Proportional to 13,556,109.78, 20,327,962.50 and 8,093,683.62

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Solution

The fourth proportional to 13,556,109.78, 20,327,962.50 and 8,093,683.62 is: 12,136,822.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,556,109.78 : 20,327,962.50 = 8,093,683.62 : x
  2. Step 2: Convert to fraction form
    13,556,109.78/20,327,962.50 = 8,093,683.62/x
  3. Step 3: Cross multiply
    13,556,109.78x = 20,327,962.50 × 8,093,683.62
  4. Step 4: Simplify right side
    13,556,109.78x = 164,528,097,114,224.25
  5. Step 5: Solve for x
    x = 164,528,097,114,224.25/13,556,109.78
  6. Step 6: Final answer
    x = 12,136,822.42

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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.