Home / 7,003,869-9,665,339.22-3,948,083.25

Finding the Fourth Proportional to 7,003,869, 9,665,339.22 and 3,948,083.25

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Solution

The fourth proportional to 7,003,869, 9,665,339.22 and 3,948,083.25 is: 5,448,354.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,003,869 : 9,665,339.22 = 3,948,083.25 : x
  2. Step 2: Convert to fraction form
    7,003,869/9,665,339.22 = 3,948,083.25/x
  3. Step 3: Cross multiply
    7,003,869x = 9,665,339.22 × 3,948,083.25
  4. Step 4: Simplify right side
    7,003,869x = 38,159,563,880,050.07
  5. Step 5: Solve for x
    x = 38,159,563,880,050.07/7,003,869
  6. Step 6: Final answer
    x = 5,448,354.89

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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.