Finding the Fourth Proportional to 19,386,568.96, 26,753,118.08 and 10,566,099.68
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Solution
The fourth proportional to 19,386,568.96, 26,753,118.08 and 10,566,099.68 is: 14,581,028.39
Step by Step Solution
- Step 1: Write the proportion equation
19,386,568.96 : 26,753,118.08 = 10,566,099.68 : x - Step 2: Convert to fraction form
19,386,568.96/26,753,118.08 = 10,566,099.68/x - Step 3: Cross multiply
19,386,568.96x = 26,753,118.08 × 10,566,099.68 - Step 4: Simplify right side
19,386,568.96x = 282,676,112,384,090.19 - Step 5: Solve for x
x = 282,676,112,384,090.19/19,386,568.96 - Step 6: Final answer
x = 14,581,028.39
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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.