Home / 7,898,564.40-11,847,846.60-1,914,932.40

Finding the Fourth Proportional to 7,898,564.40, 11,847,846.60 and 1,914,932.40

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Solution

The fourth proportional to 7,898,564.40, 11,847,846.60 and 1,914,932.40 is: 2,872,398.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,898,564.40 : 11,847,846.60 = 1,914,932.40 : x
  2. Step 2: Convert to fraction form
    7,898,564.40/11,847,846.60 = 1,914,932.40/x
  3. Step 3: Cross multiply
    7,898,564.40x = 11,847,846.60 × 1,914,932.40
  4. Step 4: Simplify right side
    7,898,564.40x = 22,687,825,324,569.84
  5. Step 5: Solve for x
    x = 22,687,825,324,569.84/7,898,564.40
  6. Step 6: Final answer
    x = 2,872,398.60

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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.