Home / 7,338,807.40-11,002,962.30-3,291,982.60

Finding the Fourth Proportional to 7,338,807.40, 11,002,962.30 and 3,291,982.60

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Solution

The fourth proportional to 7,338,807.40, 11,002,962.30 and 3,291,982.60 is: 4,935,619.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338,807.40 : 11,002,962.30 = 3,291,982.60 : x
  2. Step 2: Convert to fraction form
    7,338,807.40/11,002,962.30 = 3,291,982.60/x
  3. Step 3: Cross multiply
    7,338,807.40x = 11,002,962.30 × 3,291,982.60
  4. Step 4: Simplify right side
    7,338,807.40x = 36,221,560,440,055.98
  5. Step 5: Solve for x
    x = 36,221,560,440,055.98/7,338,807.40
  6. Step 6: Final answer
    x = 4,935,619.44

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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.