Home / 28,959,500.16-39,963,015.36-16,083,273.60

Finding the Fourth Proportional to 28,959,500.16, 39,963,015.36 and 16,083,273.60

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Solution

The fourth proportional to 28,959,500.16, 39,963,015.36 and 16,083,273.60 is: 22,194,309.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,959,500.16 : 39,963,015.36 = 16,083,273.60 : x
  2. Step 2: Convert to fraction form
    28,959,500.16/39,963,015.36 = 16,083,273.60/x
  3. Step 3: Cross multiply
    28,959,500.16x = 39,963,015.36 × 16,083,273.60
  4. Step 4: Simplify right side
    28,959,500.16x = 642,736,109,915,882.50
  5. Step 5: Solve for x
    x = 642,736,109,915,882.50/28,959,500.16
  6. Step 6: Final answer
    x = 22,194,309.51

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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.