Home / 18,122,429.60-27,183,644.40-10,060,272.80

Finding the Fourth Proportional to 18,122,429.60, 27,183,644.40 and 10,060,272.80

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Solution

The fourth proportional to 18,122,429.60, 27,183,644.40 and 10,060,272.80 is: 15,090,409.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,122,429.60 : 27,183,644.40 = 10,060,272.80 : x
  2. Step 2: Convert to fraction form
    18,122,429.60/27,183,644.40 = 10,060,272.80/x
  3. Step 3: Cross multiply
    18,122,429.60x = 27,183,644.40 × 10,060,272.80
  4. Step 4: Simplify right side
    18,122,429.60x = 273,474,878,362,192.31
  5. Step 5: Solve for x
    x = 273,474,878,362,192.31/18,122,429.60
  6. Step 6: Final answer
    x = 15,090,409.20

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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.