Finding the Fourth Proportional to 8,764,545.06, 13,206,642.03 and 7,202,108.52
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Solution
The fourth proportional to 8,764,545.06, 13,206,642.03 and 7,202,108.52 is: 10,852,322.45
Step by Step Solution
- Step 1: Write the proportion equation
8,764,545.06 : 13,206,642.03 = 7,202,108.52 : x - Step 2: Convert to fraction form
8,764,545.06/13,206,642.03 = 7,202,108.52/x - Step 3: Cross multiply
8,764,545.06x = 13,206,642.03 × 7,202,108.52 - Step 4: Simplify right side
8,764,545.06x = 95,115,669,084,853.08 - Step 5: Solve for x
x = 95,115,669,084,853.08/8,764,545.06 - Step 6: Final answer
x = 10,852,322.45
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.