Home / 9,982,539.12-13,775,903.96-5,398,860.54

Finding the Fourth Proportional to 9,982,539.12, 13,775,903.96 and 5,398,860.54

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Solution

The fourth proportional to 9,982,539.12, 13,775,903.96 and 5,398,860.54 is: 7,450,427.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,982,539.12 : 13,775,903.96 = 5,398,860.54 : x
  2. Step 2: Convert to fraction form
    9,982,539.12/13,775,903.96 = 5,398,860.54/x
  3. Step 3: Cross multiply
    9,982,539.12x = 13,775,903.96 × 5,398,860.54
  4. Step 4: Simplify right side
    9,982,539.12x = 74,374,184,265,479.44
  5. Step 5: Solve for x
    x = 74,374,184,265,479.44/9,982,539.12
  6. Step 6: Final answer
    x = 7,450,427.53

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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.