Home / 28,200,959.07-42,301,584.57-12,837,504.46

Finding the Fourth Proportional to 28,200,959.07, 42,301,584.57 and 12,837,504.46

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Solution

The fourth proportional to 28,200,959.07, 42,301,584.57 and 12,837,504.46 is: 19,256,323.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,200,959.07 : 42,301,584.57 = 12,837,504.46 : x
  2. Step 2: Convert to fraction form
    28,200,959.07/42,301,584.57 = 12,837,504.46/x
  3. Step 3: Cross multiply
    28,200,959.07x = 42,301,584.57 × 12,837,504.46
  4. Step 4: Simplify right side
    28,200,959.07x = 543,046,780,582,442.25
  5. Step 5: Solve for x
    x = 543,046,780,582,442.25/28,200,959.07
  6. Step 6: Final answer
    x = 19,256,323.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.