Home / 7,174,930.56-9,901,338.56-3,955,666.56

Finding the Fourth Proportional to 7,174,930.56, 9,901,338.56 and 3,955,666.56

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Solution

The fourth proportional to 7,174,930.56, 9,901,338.56 and 3,955,666.56 is: 5,458,783.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,174,930.56 : 9,901,338.56 = 3,955,666.56 : x
  2. Step 2: Convert to fraction form
    7,174,930.56/9,901,338.56 = 3,955,666.56/x
  3. Step 3: Cross multiply
    7,174,930.56x = 9,901,338.56 × 3,955,666.56
  4. Step 4: Simplify right side
    7,174,930.56x = 39,166,393,841,030.55
  5. Step 5: Solve for x
    x = 39,166,393,841,030.55/7,174,930.56
  6. Step 6: Final answer
    x = 5,458,783.68

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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.