Finding the Fourth Proportional to 13,084,057.08, 18,056,203.02 and 7,282,901.88
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Solution
The fourth proportional to 13,084,057.08, 18,056,203.02 and 7,282,901.88 is: 10,050,518.28
Step by Step Solution
- Step 1: Write the proportion equation
13,084,057.08 : 18,056,203.02 = 7,282,901.88 : x - Step 2: Convert to fraction form
13,084,057.08/18,056,203.02 = 7,282,901.88/x - Step 3: Cross multiply
13,084,057.08x = 18,056,203.02 × 7,282,901.88 - Step 4: Simplify right side
13,084,057.08x = 131,501,554,920,019.67 - Step 5: Solve for x
x = 131,501,554,920,019.67/13,084,057.08 - Step 6: Final answer
x = 10,050,518.28
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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.