Home / 28,200,959.19-42,301,584.76-12,837,504.59

Finding the Fourth Proportional to 28,200,959.19, 42,301,584.76 and 12,837,504.59

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Solution

The fourth proportional to 28,200,959.19, 42,301,584.76 and 12,837,504.59 is: 19,256,323.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,200,959.19 : 42,301,584.76 = 12,837,504.59 : x
  2. Step 2: Convert to fraction form
    28,200,959.19/42,301,584.76 = 12,837,504.59/x
  3. Step 3: Cross multiply
    28,200,959.19x = 42,301,584.76 × 12,837,504.59
  4. Step 4: Simplify right side
    28,200,959.19x = 543,046,788,277,172.38
  5. Step 5: Solve for x
    x = 543,046,788,277,172.38/28,200,959.19
  6. Step 6: Final answer
    x = 19,256,323.33

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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.