Finding the Fourth Proportional to 5,557,408.06, 8,334,945.67 and 1,567,386.94
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Solution
The fourth proportional to 5,557,408.06, 8,334,945.67 and 1,567,386.94 is: 2,350,751.44
Step by Step Solution
- Step 1: Write the proportion equation
5,557,408.06 : 8,334,945.67 = 1,567,386.94 : x - Step 2: Convert to fraction form
5,557,408.06/8,334,945.67 = 1,567,386.94/x - Step 3: Cross multiply
5,557,408.06x = 8,334,945.67 × 1,567,386.94 - Step 4: Simplify right side
5,557,408.06x = 13,064,084,988,767.55 - Step 5: Solve for x
x = 13,064,084,988,767.55/5,557,408.06 - Step 6: Final answer
x = 2,350,751.44
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.