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Finding the Fourth Proportional to 9,166,757.08, 13,804,975.44 and 8,349,555.64

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Solution

The fourth proportional to 9,166,757.08, 13,804,975.44 and 8,349,555.64 is: 12,574,284.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,166,757.08 : 13,804,975.44 = 8,349,555.64 : x
  2. Step 2: Convert to fraction form
    9,166,757.08/13,804,975.44 = 8,349,555.64/x
  3. Step 3: Cross multiply
    9,166,757.08x = 13,804,975.44 × 8,349,555.64
  4. Step 4: Simplify right side
    9,166,757.08x = 115,265,410,545,113.47
  5. Step 5: Solve for x
    x = 115,265,410,545,113.47/9,166,757.08
  6. Step 6: Final answer
    x = 12,574,284.40

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.