Home / 18,201,701.80-27,302,552.70-5,247,827.43

Finding the Fourth Proportional to 18,201,701.80, 27,302,552.70 and 5,247,827.43

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Solution

The fourth proportional to 18,201,701.80, 27,302,552.70 and 5,247,827.43 is: 7,871,741.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,201,701.80 : 27,302,552.70 = 5,247,827.43 : x
  2. Step 2: Convert to fraction form
    18,201,701.80/27,302,552.70 = 5,247,827.43/x
  3. Step 3: Cross multiply
    18,201,701.80x = 27,302,552.70 × 5,247,827.43
  4. Step 4: Simplify right side
    18,201,701.80x = 143,279,084,968,080.56
  5. Step 5: Solve for x
    x = 143,279,084,968,080.56/18,201,701.80
  6. Step 6: Final answer
    x = 7,871,741.15

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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.