Finding the Fourth Proportional to 17,435,153.84, 26,158,616.28 and 7,718,426.60
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Solution
The fourth proportional to 17,435,153.84, 26,158,616.28 and 7,718,426.60 is: 11,580,245.38
Step by Step Solution
- Step 1: Write the proportion equation
17,435,153.84 : 26,158,616.28 = 7,718,426.60 : x - Step 2: Convert to fraction form
17,435,153.84/26,158,616.28 = 7,718,426.60/x - Step 3: Cross multiply
17,435,153.84x = 26,158,616.28 × 7,718,426.60 - Step 4: Simplify right side
17,435,153.84x = 201,903,359,714,745.06 - Step 5: Solve for x
x = 201,903,359,714,745.06/17,435,153.84 - Step 6: Final answer
x = 11,580,245.38
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1.5x scale
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.