Home / 25,383,347.40-38,061,024.30-10,220,147.40

Finding the Fourth Proportional to 25,383,347.40, 38,061,024.30 and 10,220,147.40

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Solution

The fourth proportional to 25,383,347.40, 38,061,024.30 and 10,220,147.40 is: 15,324,585.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,383,347.40 : 38,061,024.30 = 10,220,147.40 : x
  2. Step 2: Convert to fraction form
    25,383,347.40/38,061,024.30 = 10,220,147.40/x
  3. Step 3: Cross multiply
    25,383,347.40x = 38,061,024.30 × 10,220,147.40
  4. Step 4: Simplify right side
    25,383,347.40x = 388,989,278,540,981.81
  5. Step 5: Solve for x
    x = 388,989,278,540,981.81/25,383,347.40
  6. Step 6: Final answer
    x = 15,324,585.54

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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.