Finding the Fourth Proportional to 11,962,667.25, 16,506,302.99 and 6,734,862.45
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Solution
The fourth proportional to 11,962,667.25, 16,506,302.99 and 6,734,862.45 is: 9,292,884.09
Step by Step Solution
- Step 1: Write the proportion equation
11,962,667.25 : 16,506,302.99 = 6,734,862.45 : x - Step 2: Convert to fraction form
11,962,667.25/16,506,302.99 = 6,734,862.45/x - Step 3: Cross multiply
11,962,667.25x = 16,506,302.99 × 6,734,862.45 - Step 4: Simplify right side
11,962,667.25x = 111,167,680,161,999.41 - Step 5: Solve for x
x = 111,167,680,161,999.41/11,962,667.25 - Step 6: Final answer
x = 9,292,884.09
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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.