Home / 5,137,703.25-7,090,029.89-3,072,718.49

Finding the Fourth Proportional to 5,137,703.25, 7,090,029.89 and 3,072,718.49

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Solution

The fourth proportional to 5,137,703.25, 7,090,029.89 and 3,072,718.49 is: 4,240,351.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,137,703.25 : 7,090,029.89 = 3,072,718.49 : x
  2. Step 2: Convert to fraction form
    5,137,703.25/7,090,029.89 = 3,072,718.49/x
  3. Step 3: Cross multiply
    5,137,703.25x = 7,090,029.89 × 3,072,718.49
  4. Step 4: Simplify right side
    5,137,703.25x = 21,785,665,898,364.62
  5. Step 5: Solve for x
    x = 21,785,665,898,364.62/5,137,703.25
  6. Step 6: Final answer
    x = 4,240,351.16

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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.