Home / 7,117,101.06-10,678,904.76-3,873,780.06

Finding the Fourth Proportional to 7,117,101.06, 10,678,904.76 and 3,873,780.06

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Solution

The fourth proportional to 7,117,101.06, 10,678,904.76 and 3,873,780.06 is: 5,812,440.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,117,101.06 : 10,678,904.76 = 3,873,780.06 : x
  2. Step 2: Convert to fraction form
    7,117,101.06/10,678,904.76 = 3,873,780.06/x
  3. Step 3: Cross multiply
    7,117,101.06x = 10,678,904.76 × 3,873,780.06
  4. Step 4: Simplify right side
    7,117,101.06x = 41,367,728,338,939.90
  5. Step 5: Solve for x
    x = 41,367,728,338,939.90/7,117,101.06
  6. Step 6: Final answer
    x = 5,812,440.76

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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.