Home / 19,481,605.36-26,882,784.44-13,189,333.04

Finding the Fourth Proportional to 19,481,605.36, 26,882,784.44 and 13,189,333.04

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Solution

The fourth proportional to 19,481,605.36, 26,882,784.44 and 13,189,333.04 is: 18,200,040.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,481,605.36 : 26,882,784.44 = 13,189,333.04 : x
  2. Step 2: Convert to fraction form
    19,481,605.36/26,882,784.44 = 13,189,333.04/x
  3. Step 3: Cross multiply
    19,481,605.36x = 26,882,784.44 × 13,189,333.04
  4. Step 4: Simplify right side
    19,481,605.36x = 354,565,997,021,689.88
  5. Step 5: Solve for x
    x = 354,565,997,021,689.88/19,481,605.36
  6. Step 6: Final answer
    x = 18,200,040.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.