Home / 8,169,905.40-12,254,858.10-2,186,273.40

Finding the Fourth Proportional to 8,169,905.40, 12,254,858.10 and 2,186,273.40

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Solution

The fourth proportional to 8,169,905.40, 12,254,858.10 and 2,186,273.40 is: 3,279,410.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,169,905.40 : 12,254,858.10 = 2,186,273.40 : x
  2. Step 2: Convert to fraction form
    8,169,905.40/12,254,858.10 = 2,186,273.40/x
  3. Step 3: Cross multiply
    8,169,905.40x = 12,254,858.10 × 2,186,273.40
  4. Step 4: Simplify right side
    8,169,905.40x = 26,792,470,284,804.54
  5. Step 5: Solve for x
    x = 26,792,470,284,804.54/8,169,905.40
  6. Step 6: Final answer
    x = 3,279,410.10

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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.