Finding the Fourth Proportional to 17,480,454.39, 26,169,862.19 and 10,171,639.17
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Solution
The fourth proportional to 17,480,454.39, 26,169,862.19 and 10,171,639.17 is: 15,227,887.64
Step by Step Solution
- Step 1: Write the proportion equation
17,480,454.39 : 26,169,862.19 = 10,171,639.17 : x - Step 2: Convert to fraction form
17,480,454.39/26,169,862.19 = 10,171,639.17/x - Step 3: Cross multiply
17,480,454.39x = 26,169,862.19 × 10,171,639.17 - Step 4: Simplify right side
17,480,454.39x = 266,190,395,274,447.78 - Step 5: Solve for x
x = 266,190,395,274,447.78/17,480,454.39 - Step 6: Final answer
x = 15,227,887.64
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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.