Home / 19,683,664.20-29,525,496.30-12,456,066.60

Finding the Fourth Proportional to 19,683,664.20, 29,525,496.30 and 12,456,066.60

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Solution

The fourth proportional to 19,683,664.20, 29,525,496.30 and 12,456,066.60 is: 18,684,099.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,683,664.20 : 29,525,496.30 = 12,456,066.60 : x
  2. Step 2: Convert to fraction form
    19,683,664.20/29,525,496.30 = 12,456,066.60/x
  3. Step 3: Cross multiply
    19,683,664.20x = 29,525,496.30 × 12,456,066.60
  4. Step 4: Simplify right side
    19,683,664.20x = 367,771,548,310,853.56
  5. Step 5: Solve for x
    x = 367,771,548,310,853.56/19,683,664.20
  6. Step 6: Final answer
    x = 18,684,099.90

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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.