Finding the Fourth Proportional to 17,804,533.30, 26,706,799.95 and 11,639,817.70
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Solution
The fourth proportional to 17,804,533.30, 26,706,799.95 and 11,639,817.70 is: 17,459,726.55
Step by Step Solution
- Step 1: Write the proportion equation
17,804,533.30 : 26,706,799.95 = 11,639,817.70 : x - Step 2: Convert to fraction form
17,804,533.30/26,706,799.95 = 11,639,817.70/x - Step 3: Cross multiply
17,804,533.30x = 26,706,799.95 × 11,639,817.70 - Step 4: Simplify right side
17,804,533.30x = 310,862,282,768,369.06 - Step 5: Solve for x
x = 310,862,282,768,369.06/17,804,533.30 - Step 6: Final answer
x = 17,459,726.55
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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.