Home / 15,768,012.80-23,652,019.20-15,661,724.60

Finding the Fourth Proportional to 15,768,012.80, 23,652,019.20 and 15,661,724.60

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Solution

The fourth proportional to 15,768,012.80, 23,652,019.20 and 15,661,724.60 is: 23,492,586.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,768,012.80 : 23,652,019.20 = 15,661,724.60 : x
  2. Step 2: Convert to fraction form
    15,768,012.80/23,652,019.20 = 15,661,724.60/x
  3. Step 3: Cross multiply
    15,768,012.80x = 23,652,019.20 × 15,661,724.60
  4. Step 4: Simplify right side
    15,768,012.80x = 370,431,410,944,312.31
  5. Step 5: Solve for x
    x = 370,431,410,944,312.31/15,768,012.80
  6. Step 6: Final answer
    x = 23,492,586.90

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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.