Home / 9,091,071.72-12,545,945.45-4,961,368.39

Finding the Fourth Proportional to 9,091,071.72, 12,545,945.45 and 4,961,368.39

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Solution

The fourth proportional to 9,091,071.72, 12,545,945.45 and 4,961,368.39 is: 6,846,833.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,091,071.72 : 12,545,945.45 = 4,961,368.39 : x
  2. Step 2: Convert to fraction form
    9,091,071.72/12,545,945.45 = 4,961,368.39/x
  3. Step 3: Cross multiply
    9,091,071.72x = 12,545,945.45 × 4,961,368.39
  4. Step 4: Simplify right side
    9,091,071.72x = 62,245,057,090,757.76
  5. Step 5: Solve for x
    x = 62,245,057,090,757.76/9,091,071.72
  6. Step 6: Final answer
    x = 6,846,833.80

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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.