Finding the Fourth Proportional to 12,844,678.97, 19,283,460.26 and 11,034,624.15
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Solution
The fourth proportional to 12,844,678.97, 19,283,460.26 and 11,034,624.15 is: 16,566,061.07
Step by Step Solution
- Step 1: Write the proportion equation
12,844,678.97 : 19,283,460.26 = 11,034,624.15 : x - Step 2: Convert to fraction form
12,844,678.97/19,283,460.26 = 11,034,624.15/x - Step 3: Cross multiply
12,844,678.97x = 19,283,460.26 × 11,034,624.15 - Step 4: Simplify right side
12,844,678.97x = 212,785,736,225,388.16 - Step 5: Solve for x
x = 212,785,736,225,388.16/12,844,678.97 - Step 6: Final answer
x = 16,566,061.07
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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.