Home / 6,457,135.70-8,910,907.54-3,556,537.22

Finding the Fourth Proportional to 6,457,135.70, 8,910,907.54 and 3,556,537.22

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Solution

The fourth proportional to 6,457,135.70, 8,910,907.54 and 3,556,537.22 is: 4,908,054.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,457,135.70 : 8,910,907.54 = 3,556,537.22 : x
  2. Step 2: Convert to fraction form
    6,457,135.70/8,910,907.54 = 3,556,537.22/x
  3. Step 3: Cross multiply
    6,457,135.70x = 8,910,907.54 × 3,556,537.22
  4. Step 4: Simplify right side
    6,457,135.70x = 31,691,974,329,988.64
  5. Step 5: Solve for x
    x = 31,691,974,329,988.64/6,457,135.70
  6. Step 6: Final answer
    x = 4,908,054.56

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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.