Home / 6,818,643.37-9,409,927.34-3,721,365.38

Finding the Fourth Proportional to 6,818,643.37, 9,409,927.34 and 3,721,365.38

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Solution

The fourth proportional to 6,818,643.37, 9,409,927.34 and 3,721,365.38 is: 5,135,593.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,818,643.37 : 9,409,927.34 = 3,721,365.38 : x
  2. Step 2: Convert to fraction form
    6,818,643.37/9,409,927.34 = 3,721,365.38/x
  3. Step 3: Cross multiply
    6,818,643.37x = 9,409,927.34 × 3,721,365.38
  4. Step 4: Simplify right side
    6,818,643.37x = 35,017,777,864,219.72
  5. Step 5: Solve for x
    x = 35,017,777,864,219.72/6,818,643.37
  6. Step 6: Final answer
    x = 5,135,593.10

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1.5x scale

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.