Finding the Fourth Proportional to 13,477,799.04, 18,599,362.25 and 7,282,845.63
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Solution
The fourth proportional to 13,477,799.04, 18,599,362.25 and 7,282,845.63 is: 10,050,326.74
Step by Step Solution
- Step 1: Write the proportion equation
13,477,799.04 : 18,599,362.25 = 7,282,845.63 : x - Step 2: Convert to fraction form
13,477,799.04/18,599,362.25 = 7,282,845.63/x - Step 3: Cross multiply
13,477,799.04x = 18,599,362.25 × 7,282,845.63 - Step 4: Simplify right side
13,477,799.04x = 135,456,284,087,751.23 - Step 5: Solve for x
x = 135,456,284,087,751.23/13,477,799.04 - Step 6: Final answer
x = 10,050,326.74
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1.5x scale
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.