Home / 18,270,824.37-27,407,497.59-5,317,082.16

Finding the Fourth Proportional to 18,270,824.37, 27,407,497.59 and 5,317,082.16

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Solution

The fourth proportional to 18,270,824.37, 27,407,497.59 and 5,317,082.16 is: 7,975,990.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,270,824.37 : 27,407,497.59 = 5,317,082.16 : x
  2. Step 2: Convert to fraction form
    18,270,824.37/27,407,497.59 = 5,317,082.16/x
  3. Step 3: Cross multiply
    18,270,824.37x = 27,407,497.59 × 5,317,082.16
  4. Step 4: Simplify right side
    18,270,824.37x = 145,727,916,486,032
  5. Step 5: Solve for x
    x = 145,727,916,486,032/18,270,824.37
  6. Step 6: Final answer
    x = 7,975,990.22

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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.