Home / 9,235,361.58-12,744,816.25-5,160,980.58

Finding the Fourth Proportional to 9,235,361.58, 12,744,816.25 and 5,160,980.58

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Solution

The fourth proportional to 9,235,361.58, 12,744,816.25 and 5,160,980.58 is: 7,122,162.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,235,361.58 : 12,744,816.25 = 5,160,980.58 : x
  2. Step 2: Convert to fraction form
    9,235,361.58/12,744,816.25 = 5,160,980.58/x
  3. Step 3: Cross multiply
    9,235,361.58x = 12,744,816.25 × 5,160,980.58
  4. Step 4: Simplify right side
    9,235,361.58x = 65,775,749,161,918.43
  5. Step 5: Solve for x
    x = 65,775,749,161,918.43/9,235,361.58
  6. Step 6: Final answer
    x = 7,122,162.85

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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.