Finding the Fourth Proportional to 15,476,327.16, 23,179,085.64 and 7,394,983.08
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Solution
The fourth proportional to 15,476,327.16, 23,179,085.64 and 7,394,983.08 is: 11,075,557.16
Step by Step Solution
- Step 1: Write the proportion equation
15,476,327.16 : 23,179,085.64 = 7,394,983.08 : x - Step 2: Convert to fraction form
15,476,327.16/23,179,085.64 = 7,394,983.08/x - Step 3: Cross multiply
15,476,327.16x = 23,179,085.64 × 7,394,983.08 - Step 4: Simplify right side
15,476,327.16x = 171,408,946,117,670.97 - Step 5: Solve for x
x = 171,408,946,117,670.97/15,476,327.16 - Step 6: Final answer
x = 11,075,557.16
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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.