Finding the Fourth Proportional to 9,638,748.07, 13,300,625.19 and 5,507,959.48
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Solution
The fourth proportional to 9,638,748.07, 13,300,625.19 and 5,507,959.48 is: 7,600,499.99
Step by Step Solution
- Step 1: Write the proportion equation
9,638,748.07 : 13,300,625.19 = 5,507,959.48 : x - Step 2: Convert to fraction form
9,638,748.07/13,300,625.19 = 5,507,959.48/x - Step 3: Cross multiply
9,638,748.07x = 13,300,625.19 × 5,507,959.48 - Step 4: Simplify right side
9,638,748.07x = 73,259,304,605,187.30 - Step 5: Solve for x
x = 73,259,304,605,187.30/9,638,748.07 - Step 6: Final answer
x = 7,600,499.99
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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.