Home / 7,507,187.42-11,205,842.07-6,449,029.34

Finding the Fourth Proportional to 7,507,187.42, 11,205,842.07 and 6,449,029.34

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Solution

The fourth proportional to 7,507,187.42, 11,205,842.07 and 6,449,029.34 is: 9,626,348.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,507,187.42 : 11,205,842.07 = 6,449,029.34 : x
  2. Step 2: Convert to fraction form
    7,507,187.42/11,205,842.07 = 6,449,029.34/x
  3. Step 3: Cross multiply
    7,507,187.42x = 11,205,842.07 × 6,449,029.34
  4. Step 4: Simplify right side
    7,507,187.42x = 72,266,804,256,591.19
  5. Step 5: Solve for x
    x = 72,266,804,256,591.19/7,507,187.42
  6. Step 6: Final answer
    x = 9,626,348.75

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.