Home / 5,137,933-7,090,347.54-2,846,242.12

Finding the Fourth Proportional to 5,137,933, 7,090,347.54 and 2,846,242.12

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Solution

The fourth proportional to 5,137,933, 7,090,347.54 and 2,846,242.12 is: 3,927,814.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,137,933 : 7,090,347.54 = 2,846,242.12 : x
  2. Step 2: Convert to fraction form
    5,137,933/7,090,347.54 = 2,846,242.12/x
  3. Step 3: Cross multiply
    5,137,933x = 7,090,347.54 × 2,846,242.12
  4. Step 4: Simplify right side
    5,137,933x = 20,180,845,813,786.39
  5. Step 5: Solve for x
    x = 20,180,845,813,786.39/5,137,933
  6. Step 6: Final answer
    x = 3,927,814.13

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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.