Home / 28,273,943.23-39,021,201.08-17,116,583.79

Finding the Fourth Proportional to 28,273,943.23, 39,021,201.08 and 17,116,583.79

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Solution

The fourth proportional to 28,273,943.23, 39,021,201.08 and 17,116,583.79 is: 23,622,798.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,273,943.23 : 39,021,201.08 = 17,116,583.79 : x
  2. Step 2: Convert to fraction form
    28,273,943.23/39,021,201.08 = 17,116,583.79/x
  3. Step 3: Cross multiply
    28,273,943.23x = 39,021,201.08 × 17,116,583.79
  4. Step 4: Simplify right side
    28,273,943.23x = 667,909,657,872,258.38
  5. Step 5: Solve for x
    x = 667,909,657,872,258.38/28,273,943.23
  6. Step 6: Final answer
    x = 23,622,798.29

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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.