Home / 6,338,503.40-9,507,668.70-2,078,810.60

Finding the Fourth Proportional to 6,338,503.40, 9,507,668.70 and 2,078,810.60

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Solution

The fourth proportional to 6,338,503.40, 9,507,668.70 and 2,078,810.60 is: 3,118,187.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,338,503.40 : 9,507,668.70 = 2,078,810.60 : x
  2. Step 2: Convert to fraction form
    6,338,503.40/9,507,668.70 = 2,078,810.60/x
  3. Step 3: Cross multiply
    6,338,503.40x = 9,507,668.70 × 2,078,810.60
  4. Step 4: Simplify right side
    6,338,503.40x = 19,764,642,474,848.22
  5. Step 5: Solve for x
    x = 19,764,642,474,848.22/6,338,503.40
  6. Step 6: Final answer
    x = 3,118,187.56

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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.