Finding the Fourth Proportional to 6,282,718.15, 8,667,657.85 and 3,633,075.99
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Solution
The fourth proportional to 6,282,718.15, 8,667,657.85 and 3,633,075.99 is: 5,012,203.15
Step by Step Solution
- Step 1: Write the proportion equation
6,282,718.15 : 8,667,657.85 = 3,633,075.99 : x - Step 2: Convert to fraction form
6,282,718.15/8,667,657.85 = 3,633,075.99/x - Step 3: Cross multiply
6,282,718.15x = 8,667,657.85 × 3,633,075.99 - Step 4: Simplify right side
6,282,718.15x = 31,490,259,664,513.08 - Step 5: Solve for x
x = 31,490,259,664,513.08/6,282,718.15 - Step 6: Final answer
x = 5,012,203.15
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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.