Home / 9,295,936.55-12,828,703.94-5,166,141.72

Finding the Fourth Proportional to 9,295,936.55, 12,828,703.94 and 5,166,141.72

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Solution

The fourth proportional to 9,295,936.55, 12,828,703.94 and 5,166,141.72 is: 7,129,448.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,295,936.55 : 12,828,703.94 = 5,166,141.72 : x
  2. Step 2: Convert to fraction form
    9,295,936.55/12,828,703.94 = 5,166,141.72/x
  3. Step 3: Cross multiply
    9,295,936.55x = 12,828,703.94 × 5,166,141.72
  4. Step 4: Simplify right side
    9,295,936.55x = 66,274,902,637,962.37
  5. Step 5: Solve for x
    x = 66,274,902,637,962.37/9,295,936.55
  6. Step 6: Final answer
    x = 7,129,448.69

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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.