Home / 9,078,525.17-13,617,849.06-3,318,889.41

Finding the Fourth Proportional to 9,078,525.17, 13,617,849.06 and 3,318,889.41

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Solution

The fourth proportional to 9,078,525.17, 13,617,849.06 and 3,318,889.41 is: 4,978,356.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,078,525.17 : 13,617,849.06 = 3,318,889.41 : x
  2. Step 2: Convert to fraction form
    9,078,525.17/13,617,849.06 = 3,318,889.41/x
  3. Step 3: Cross multiply
    9,078,525.17x = 13,617,849.06 × 3,318,889.41
  4. Step 4: Simplify right side
    9,078,525.17x = 45,196,135,032,212.46
  5. Step 5: Solve for x
    x = 45,196,135,032,212.46/9,078,525.17
  6. Step 6: Final answer
    x = 4,978,356.53

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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.