Finding the Fourth Proportional to 50,019,612.99, 69,027,065.93 and 27,127,068.99
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Solution
The fourth proportional to 50,019,612.99, 69,027,065.93 and 27,127,068.99 is: 37,435,355.21
Step by Step Solution
- Step 1: Write the proportion equation
50,019,612.99 : 69,027,065.93 = 27,127,068.99 : x - Step 2: Convert to fraction form
50,019,612.99/69,027,065.93 = 27,127,068.99/x - Step 3: Cross multiply
50,019,612.99x = 69,027,065.93 × 27,127,068.99 - Step 4: Simplify right side
50,019,612.99x = 1,872,501,979,524,753 - Step 5: Solve for x
x = 1,872,501,979,524,753/50,019,612.99 - Step 6: Final answer
x = 37,435,355.21
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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.