Home / 28,546,099.02-39,393,653.58-15,493,356.54

Finding the Fourth Proportional to 28,546,099.02, 39,393,653.58 and 15,493,356.54

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Solution

The fourth proportional to 28,546,099.02, 39,393,653.58 and 15,493,356.54 is: 21,380,852.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,546,099.02 : 39,393,653.58 = 15,493,356.54 : x
  2. Step 2: Convert to fraction form
    28,546,099.02/39,393,653.58 = 15,493,356.54/x
  3. Step 3: Cross multiply
    28,546,099.02x = 39,393,653.58 × 15,493,356.54
  4. Step 4: Simplify right side
    28,546,099.02x = 610,339,920,328,187.38
  5. Step 5: Solve for x
    x = 610,339,920,328,187.38/28,546,099.02
  6. Step 6: Final answer
    x = 21,380,852.07

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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.