Home / 18,632,822.40-27,932,612.40-7,270,628.40

Finding the Fourth Proportional to 18,632,822.40, 27,932,612.40 and 7,270,628.40

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Solution

The fourth proportional to 18,632,822.40, 27,932,612.40 and 7,270,628.40 is: 10,899,456.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,632,822.40 : 27,932,612.40 = 7,270,628.40 : x
  2. Step 2: Convert to fraction form
    18,632,822.40/27,932,612.40 = 7,270,628.40/x
  3. Step 3: Cross multiply
    18,632,822.40x = 27,932,612.40 × 7,270,628.40
  4. Step 4: Simplify right side
    18,632,822.40x = 203,087,645,001,632.16
  5. Step 5: Solve for x
    x = 203,087,645,001,632.16/18,632,822.40
  6. Step 6: Final answer
    x = 10,899,456.92

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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.