Home / 8,109,356.02-11,190,940.95-4,388,186.98

Finding the Fourth Proportional to 8,109,356.02, 11,190,940.95 and 4,388,186.98

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Solution

The fourth proportional to 8,109,356.02, 11,190,940.95 and 4,388,186.98 is: 6,055,714.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,109,356.02 : 11,190,940.95 = 4,388,186.98 : x
  2. Step 2: Convert to fraction form
    8,109,356.02/11,190,940.95 = 4,388,186.98/x
  3. Step 3: Cross multiply
    8,109,356.02x = 11,190,940.95 × 4,388,186.98
  4. Step 4: Simplify right side
    8,109,356.02x = 49,107,941,370,738.84
  5. Step 5: Solve for x
    x = 49,107,941,370,738.84/8,109,356.02
  6. Step 6: Final answer
    x = 6,055,714.07

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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.