Home / 25,407,833.40-38,111,674.67-7,212,043.97

Finding the Fourth Proportional to 25,407,833.40, 38,111,674.67 and 7,212,043.97

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Solution

The fourth proportional to 25,407,833.40, 38,111,674.67 and 7,212,043.97 is: 10,818,044.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,407,833.40 : 38,111,674.67 = 7,212,043.97 : x
  2. Step 2: Convert to fraction form
    25,407,833.40/38,111,674.67 = 7,212,043.97/x
  3. Step 3: Cross multiply
    25,407,833.40x = 38,111,674.67 × 7,212,043.97
  4. Step 4: Simplify right side
    25,407,833.40x = 274,863,073,490,375.25
  5. Step 5: Solve for x
    x = 274,863,073,490,375.25/25,407,833.40
  6. Step 6: Final answer
    x = 10,818,044.54

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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.