Finding the Fourth Proportional to 27,617,907.63, 38,129,041.86 and 24,553,641.75
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Solution
The fourth proportional to 27,617,907.63, 38,129,041.86 and 24,553,641.75 is: 33,898,543.17
Step by Step Solution
- Step 1: Write the proportion equation
27,617,907.63 : 38,129,041.86 = 24,553,641.75 : x - Step 2: Convert to fraction form
27,617,907.63/38,129,041.86 = 24,553,641.75/x - Step 3: Cross multiply
27,617,907.63x = 38,129,041.86 × 24,553,641.75 - Step 4: Simplify right side
27,617,907.63x = 936,206,834,101,193.62 - Step 5: Solve for x
x = 936,206,834,101,193.62/27,617,907.63 - Step 6: Final answer
x = 33,898,543.17
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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.