Home / 9,382,633.38-12,947,946.57-5,308,252.38

Finding the Fourth Proportional to 9,382,633.38, 12,947,946.57 and 5,308,252.38

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Solution

The fourth proportional to 9,382,633.38, 12,947,946.57 and 5,308,252.38 is: 7,325,338.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,382,633.38 : 12,947,946.57 = 5,308,252.38 : x
  2. Step 2: Convert to fraction form
    9,382,633.38/12,947,946.57 = 5,308,252.38/x
  3. Step 3: Cross multiply
    9,382,633.38x = 12,947,946.57 × 5,308,252.38
  4. Step 4: Simplify right side
    9,382,633.38x = 68,730,968,196,315.34
  5. Step 5: Solve for x
    x = 68,730,968,196,315.34/9,382,633.38
  6. Step 6: Final answer
    x = 7,325,338.78

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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.