Home / 6,887,888.23-9,505,373.20-3,790,768.18

Finding the Fourth Proportional to 6,887,888.23, 9,505,373.20 and 3,790,768.18

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Solution

The fourth proportional to 6,887,888.23, 9,505,373.20 and 3,790,768.18 is: 5,231,308.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,887,888.23 : 9,505,373.20 = 3,790,768.18 : x
  2. Step 2: Convert to fraction form
    6,887,888.23/9,505,373.20 = 3,790,768.18/x
  3. Step 3: Cross multiply
    6,887,888.23x = 9,505,373.20 × 3,790,768.18
  4. Step 4: Simplify right side
    6,887,888.23x = 36,032,666,265,584.77
  5. Step 5: Solve for x
    x = 36,032,666,265,584.77/6,887,888.23
  6. Step 6: Final answer
    x = 5,231,308.21

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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.