Home / 18,194,971.06-27,268,897.74-7,399,732.51

Finding the Fourth Proportional to 18,194,971.06, 27,268,897.74 and 7,399,732.51

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Solution

The fourth proportional to 18,194,971.06, 27,268,897.74 and 7,399,732.51 is: 11,090,017.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,194,971.06 : 27,268,897.74 = 7,399,732.51 : x
  2. Step 2: Convert to fraction form
    18,194,971.06/27,268,897.74 = 7,399,732.51/x
  3. Step 3: Cross multiply
    18,194,971.06x = 27,268,897.74 × 7,399,732.51
  4. Step 4: Simplify right side
    18,194,971.06x = 201,782,549,118,543.50
  5. Step 5: Solve for x
    x = 201,782,549,118,543.50/18,194,971.06
  6. Step 6: Final answer
    x = 11,090,017.59

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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.