Home / 19,683,189.80-29,524,784.70-11,038,416.20

Finding the Fourth Proportional to 19,683,189.80, 29,524,784.70 and 11,038,416.20

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Solution

The fourth proportional to 19,683,189.80, 29,524,784.70 and 11,038,416.20 is: 16,557,624.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,683,189.80 : 29,524,784.70 = 11,038,416.20 : x
  2. Step 2: Convert to fraction form
    19,683,189.80/29,524,784.70 = 11,038,416.20/x
  3. Step 3: Cross multiply
    19,683,189.80x = 29,524,784.70 × 11,038,416.20
  4. Step 4: Simplify right side
    19,683,189.80x = 325,906,861,733,992.12
  5. Step 5: Solve for x
    x = 325,906,861,733,992.12/19,683,189.80
  6. Step 6: Final answer
    x = 16,557,624.30

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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.