Home / 5,509,938.16-8,240,734.32-4,906,978.48

Finding the Fourth Proportional to 5,509,938.16, 8,240,734.32 and 4,906,978.48

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Solution

The fourth proportional to 5,509,938.16, 8,240,734.32 and 4,906,978.48 is: 7,338,940.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,509,938.16 : 8,240,734.32 = 4,906,978.48 : x
  2. Step 2: Convert to fraction form
    5,509,938.16/8,240,734.32 = 4,906,978.48/x
  3. Step 3: Cross multiply
    5,509,938.16x = 8,240,734.32 × 4,906,978.48
  4. Step 4: Simplify right side
    5,509,938.16x = 40,437,105,967,637.44
  5. Step 5: Solve for x
    x = 40,437,105,967,637.44/5,509,938.16
  6. Step 6: Final answer
    x = 7,338,940.07

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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.