Home / 7,963,481.52-10,989,287.91-4,701,347.06

Finding the Fourth Proportional to 7,963,481.52, 10,989,287.91 and 4,701,347.06

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Solution

The fourth proportional to 7,963,481.52, 10,989,287.91 and 4,701,347.06 is: 6,487,672.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,963,481.52 : 10,989,287.91 = 4,701,347.06 : x
  2. Step 2: Convert to fraction form
    7,963,481.52/10,989,287.91 = 4,701,347.06/x
  3. Step 3: Cross multiply
    7,963,481.52x = 10,989,287.91 × 4,701,347.06
  4. Step 4: Simplify right side
    7,963,481.52x = 51,664,456,352,225.60
  5. Step 5: Solve for x
    x = 51,664,456,352,225.60/7,963,481.52
  6. Step 6: Final answer
    x = 6,487,672.03

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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.