Home / 5,107,938.51-7,049,004.08-2,816,181.39

Finding the Fourth Proportional to 5,107,938.51, 7,049,004.08 and 2,816,181.39

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Solution

The fourth proportional to 5,107,938.51, 7,049,004.08 and 2,816,181.39 is: 3,886,357.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,107,938.51 : 7,049,004.08 = 2,816,181.39 : x
  2. Step 2: Convert to fraction form
    5,107,938.51/7,049,004.08 = 2,816,181.39/x
  3. Step 3: Cross multiply
    5,107,938.51x = 7,049,004.08 × 2,816,181.39
  4. Step 4: Simplify right side
    5,107,938.51x = 19,851,274,094,049.16
  5. Step 5: Solve for x
    x = 19,851,274,094,049.16/5,107,938.51
  6. Step 6: Final answer
    x = 3,886,357.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.