Finding the Fourth Proportional to 17,770,160.09, 26,655,240.43 and 4,306,988.09
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Solution
The fourth proportional to 17,770,160.09, 26,655,240.43 and 4,306,988.09 is: 6,460,482.20
Step by Step Solution
- Step 1: Write the proportion equation
17,770,160.09 : 26,655,240.43 = 4,306,988.09 : x - Step 2: Convert to fraction form
17,770,160.09/26,655,240.43 = 4,306,988.09/x - Step 3: Cross multiply
17,770,160.09x = 26,655,240.43 × 4,306,988.09 - Step 4: Simplify right side
17,770,160.09x = 114,803,802,934,820.28 - Step 5: Solve for x
x = 114,803,802,934,820.28/17,770,160.09 - Step 6: Final answer
x = 6,460,482.20
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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.