Finding the Fourth Proportional to 35,525,638.08, 49,020,163.08 and 19,842,730.38
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Solution
The fourth proportional to 35,525,638.08, 49,020,163.08 and 19,842,730.38 is: 27,380,053.72
Step by Step Solution
- Step 1: Write the proportion equation
35,525,638.08 : 49,020,163.08 = 19,842,730.38 : x - Step 2: Convert to fraction form
35,525,638.08/49,020,163.08 = 19,842,730.38/x - Step 3: Cross multiply
35,525,638.08x = 49,020,163.08 × 19,842,730.38 - Step 4: Simplify right side
35,525,638.08x = 972,693,879,180,070.25 - Step 5: Solve for x
x = 972,693,879,180,070.25/35,525,638.08 - Step 6: Final answer
x = 27,380,053.72
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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.