Finding the Fourth Proportional to 16,750,636.16, 23,109,991.26 and 10,952,811.68
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Solution
The fourth proportional to 16,750,636.16, 23,109,991.26 and 10,952,811.68 is: 15,111,030.99
Step by Step Solution
- Step 1: Write the proportion equation
16,750,636.16 : 23,109,991.26 = 10,952,811.68 : x - Step 2: Convert to fraction form
16,750,636.16/23,109,991.26 = 10,952,811.68/x - Step 3: Cross multiply
16,750,636.16x = 23,109,991.26 × 10,952,811.68 - Step 4: Simplify right side
16,750,636.16x = 253,119,382,197,225.94 - Step 5: Solve for x
x = 253,119,382,197,225.94/16,750,636.16 - Step 6: Final answer
x = 15,111,030.99
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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.