Home / 13,512,899.02-20,301,684.71-8,664,704.23

Finding the Fourth Proportional to 13,512,899.02, 20,301,684.71 and 8,664,704.23

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Solution

The fourth proportional to 13,512,899.02, 20,301,684.71 and 8,664,704.23 is: 13,017,790.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,512,899.02 : 20,301,684.71 = 8,664,704.23 : x
  2. Step 2: Convert to fraction form
    13,512,899.02/20,301,684.71 = 8,664,704.23/x
  3. Step 3: Cross multiply
    13,512,899.02x = 20,301,684.71 × 8,664,704.23
  4. Step 4: Simplify right side
    13,512,899.02x = 175,908,093,408,323.53
  5. Step 5: Solve for x
    x = 175,908,093,408,323.53/13,512,899.02
  6. Step 6: Final answer
    x = 13,017,790.86

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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.