Home / 9,091,349.40-12,545,868.78-4,961,243.64

Finding the Fourth Proportional to 9,091,349.40, 12,545,868.78 and 4,961,243.64

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Solution

The fourth proportional to 9,091,349.40, 12,545,868.78 and 4,961,243.64 is: 6,846,410.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,091,349.40 : 12,545,868.78 = 4,961,243.64 : x
  2. Step 2: Convert to fraction form
    9,091,349.40/12,545,868.78 = 4,961,243.64/x
  3. Step 3: Cross multiply
    9,091,349.40x = 12,545,868.78 × 4,961,243.64
  4. Step 4: Simplify right side
    9,091,349.40x = 62,243,111,693,049.55
  5. Step 5: Solve for x
    x = 62,243,111,693,049.55/9,091,349.40
  6. Step 6: Final answer
    x = 6,846,410.69

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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.