Finding the Fourth Proportional to 17,221,467.97, 25,832,201.94 and 7,124,088.97
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Solution
The fourth proportional to 17,221,467.97, 25,832,201.94 and 7,124,088.97 is: 10,686,133.45
Step by Step Solution
- Step 1: Write the proportion equation
17,221,467.97 : 25,832,201.94 = 7,124,088.97 : x - Step 2: Convert to fraction form
17,221,467.97/25,832,201.94 = 7,124,088.97/x - Step 3: Cross multiply
17,221,467.97x = 25,832,201.94 × 7,124,088.97 - Step 4: Simplify right side
17,221,467.97x = 184,030,904,911,566.59 - Step 5: Solve for x
x = 184,030,904,911,566.59/17,221,467.97 - Step 6: Final answer
x = 10,686,133.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.