Home / 6,972,907.84-9,619,845.78-4,032,181.54

Finding the Fourth Proportional to 6,972,907.84, 9,619,845.78 and 4,032,181.54

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Solution

The fourth proportional to 6,972,907.84, 9,619,845.78 and 4,032,181.54 is: 5,562,810.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,972,907.84 : 9,619,845.78 = 4,032,181.54 : x
  2. Step 2: Convert to fraction form
    6,972,907.84/9,619,845.78 = 4,032,181.54/x
  3. Step 3: Cross multiply
    6,972,907.84x = 9,619,845.78 × 4,032,181.54
  4. Step 4: Simplify right side
    6,972,907.84x = 38,788,964,571,762.90
  5. Step 5: Solve for x
    x = 38,788,964,571,762.90/6,972,907.84
  6. Step 6: Final answer
    x = 5,562,810.45

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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.