Home / 23,451,690.80-35,177,536.20-19,420,612.40

Finding the Fourth Proportional to 23,451,690.80, 35,177,536.20 and 19,420,612.40

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Solution

The fourth proportional to 23,451,690.80, 35,177,536.20 and 19,420,612.40 is: 29,130,918.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,451,690.80 : 35,177,536.20 = 19,420,612.40 : x
  2. Step 2: Convert to fraction form
    23,451,690.80/35,177,536.20 = 19,420,612.40/x
  3. Step 3: Cross multiply
    23,451,690.80x = 35,177,536.20 × 19,420,612.40
  4. Step 4: Simplify right side
    23,451,690.80x = 683,169,295,727,168.88
  5. Step 5: Solve for x
    x = 683,169,295,727,168.88/23,451,690.80
  6. Step 6: Final answer
    x = 29,130,918.60

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Similar ratio
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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.