Finding the Fourth Proportional to 10,778,824.97, 16,085,749.70 and 9,628,669.97
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Solution
The fourth proportional to 10,778,824.97, 16,085,749.70 and 9,628,669.97 is: 14,369,319.05
Step by Step Solution
- Step 1: Write the proportion equation
10,778,824.97 : 16,085,749.70 = 9,628,669.97 : x - Step 2: Convert to fraction form
10,778,824.97/16,085,749.70 = 9,628,669.97/x - Step 3: Cross multiply
10,778,824.97x = 16,085,749.70 × 9,628,669.97 - Step 4: Simplify right side
10,778,824.97x = 154,884,374,952,754.41 - Step 5: Solve for x
x = 154,884,374,952,754.41/10,778,824.97 - Step 6: Final answer
x = 14,369,319.05
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.