Home / 19,587,338.88-27,022,142.90-12,232,403.22

Finding the Fourth Proportional to 19,587,338.88, 27,022,142.90 and 12,232,403.22

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Solution

The fourth proportional to 19,587,338.88, 27,022,142.90 and 12,232,403.22 is: 16,875,480.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,587,338.88 : 27,022,142.90 = 12,232,403.22 : x
  2. Step 2: Convert to fraction form
    19,587,338.88/27,022,142.90 = 12,232,403.22/x
  3. Step 3: Cross multiply
    19,587,338.88x = 27,022,142.90 × 12,232,403.22
  4. Step 4: Simplify right side
    19,587,338.88x = 330,545,747,821,260.12
  5. Step 5: Solve for x
    x = 330,545,747,821,260.12/19,587,338.88
  6. Step 6: Final answer
    x = 16,875,480.12

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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.