Home / 10,512,114.80-15,768,172.20-10,512,114.80

Finding the Fourth Proportional to 10,512,114.80, 15,768,172.20 and 10,512,114.80

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Solution

The fourth proportional to 10,512,114.80, 15,768,172.20 and 10,512,114.80 is: 15,768,172.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,512,114.80 : 15,768,172.20 = 10,512,114.80 : x
  2. Step 2: Convert to fraction form
    10,512,114.80/15,768,172.20 = 10,512,114.80/x
  3. Step 3: Cross multiply
    10,512,114.80x = 15,768,172.20 × 10,512,114.80
  4. Step 4: Simplify right side
    10,512,114.80x = 165,756,836,352,568.56
  5. Step 5: Solve for x
    x = 165,756,836,352,568.56/10,512,114.80
  6. Step 6: Final answer
    x = 15,768,172.20

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1.5x scale

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.