Home / 9,383,315.40-14,105,040.30-8,717,689.80

Finding the Fourth Proportional to 9,383,315.40, 14,105,040.30 and 8,717,689.80

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Solution

The fourth proportional to 9,383,315.40, 14,105,040.30 and 8,717,689.80 is: 13,104,469.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,383,315.40 : 14,105,040.30 = 8,717,689.80 : x
  2. Step 2: Convert to fraction form
    9,383,315.40/14,105,040.30 = 8,717,689.80/x
  3. Step 3: Cross multiply
    9,383,315.40x = 14,105,040.30 × 8,717,689.80
  4. Step 4: Simplify right side
    9,383,315.40x = 122,963,365,951,898.95
  5. Step 5: Solve for x
    x = 122,963,365,951,898.95/9,383,315.40
  6. Step 6: Final answer
    x = 13,104,469.02

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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.