Home / 53,223,915.10-73,448,575.02-30,898,972.66

Finding the Fourth Proportional to 53,223,915.10, 73,448,575.02 and 30,898,972.66

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Solution

The fourth proportional to 53,223,915.10, 73,448,575.02 and 30,898,972.66 is: 42,640,333.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,223,915.10 : 73,448,575.02 = 30,898,972.66 : x
  2. Step 2: Convert to fraction form
    53,223,915.10/73,448,575.02 = 30,898,972.66/x
  3. Step 3: Cross multiply
    53,223,915.10x = 73,448,575.02 × 30,898,972.66
  4. Step 4: Simplify right side
    53,223,915.10x = 2,269,485,511,458,939
  5. Step 5: Solve for x
    x = 2,269,485,511,458,939/53,223,915.10
  6. Step 6: Final answer
    x = 42,640,333.90

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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.