Home / 54,670,481.64-75,446,839.32-30,225,770.28

Finding the Fourth Proportional to 54,670,481.64, 75,446,839.32 and 30,225,770.28

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Solution

The fourth proportional to 54,670,481.64, 75,446,839.32 and 30,225,770.28 is: 41,712,433.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,670,481.64 : 75,446,839.32 = 30,225,770.28 : x
  2. Step 2: Convert to fraction form
    54,670,481.64/75,446,839.32 = 30,225,770.28/x
  3. Step 3: Cross multiply
    54,670,481.64x = 75,446,839.32 × 30,225,770.28
  4. Step 4: Simplify right side
    54,670,481.64x = 2,280,438,833,638,391.50
  5. Step 5: Solve for x
    x = 2,280,438,833,638,391.50/54,670,481.64
  6. Step 6: Final answer
    x = 41,712,433.57

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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.