Finding the Fourth Proportional to 45,378,109.68, 62,626,641.54 and 27,747,345.84
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Solution
The fourth proportional to 45,378,109.68, 62,626,641.54 and 27,747,345.84 is: 38,294,303.00
Step by Step Solution
- Step 1: Write the proportion equation
45,378,109.68 : 62,626,641.54 = 27,747,345.84 : x - Step 2: Convert to fraction form
45,378,109.68/62,626,641.54 = 27,747,345.84/x - Step 3: Cross multiply
45,378,109.68x = 62,626,641.54 × 27,747,345.84 - Step 4: Simplify right side
45,378,109.68x = 1,737,723,081,608,090.25 - Step 5: Solve for x
x = 1,737,723,081,608,090.25/45,378,109.68 - Step 6: Final answer
x = 38,294,303.00
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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.