Home / 7,296,676.61-10,069,099.76-3,988,907.89

Finding the Fourth Proportional to 7,296,676.61, 10,069,099.76 and 3,988,907.89

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Solution

The fourth proportional to 7,296,676.61, 10,069,099.76 and 3,988,907.89 is: 5,504,521.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,296,676.61 : 10,069,099.76 = 3,988,907.89 : x
  2. Step 2: Convert to fraction form
    7,296,676.61/10,069,099.76 = 3,988,907.89/x
  3. Step 3: Cross multiply
    7,296,676.61x = 10,069,099.76 × 3,988,907.89
  4. Step 4: Simplify right side
    7,296,676.61x = 40,164,711,462,660.62
  5. Step 5: Solve for x
    x = 40,164,711,462,660.62/7,296,676.61
  6. Step 6: Final answer
    x = 5,504,521.25

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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.