Finding the Fourth Proportional to 16,696,303.68, 23,043,331.51 and 9,354,633.07
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Solution
The fourth proportional to 16,696,303.68, 23,043,331.51 and 9,354,633.07 is: 12,910,756.48
Step by Step Solution
- Step 1: Write the proportion equation
16,696,303.68 : 23,043,331.51 = 9,354,633.07 : x - Step 2: Convert to fraction form
16,696,303.68/23,043,331.51 = 9,354,633.07/x - Step 3: Cross multiply
16,696,303.68x = 23,043,331.51 × 9,354,633.07 - Step 4: Simplify right side
16,696,303.68x = 215,561,910,986,419.06 - Step 5: Solve for x
x = 215,561,910,986,419.06/16,696,303.68 - Step 6: Final answer
x = 12,910,756.48
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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.