Home / 9,481,108.84-13,083,835.62-5,130,099.88

Finding the Fourth Proportional to 9,481,108.84, 13,083,835.62 and 5,130,099.88

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Solution

The fourth proportional to 9,481,108.84, 13,083,835.62 and 5,130,099.88 is: 7,079,486.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,481,108.84 : 13,083,835.62 = 5,130,099.88 : x
  2. Step 2: Convert to fraction form
    9,481,108.84/13,083,835.62 = 5,130,099.88/x
  3. Step 3: Cross multiply
    9,481,108.84x = 13,083,835.62 × 5,130,099.88
  4. Step 4: Simplify right side
    9,481,108.84x = 67,121,383,544,101.72
  5. Step 5: Solve for x
    x = 67,121,383,544,101.72/9,481,108.84
  6. Step 6: Final answer
    x = 7,079,486.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.