Finding the Fourth Proportional to 7,259,461.17, 10,018,184.70 and 3,951,851.09
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Solution
The fourth proportional to 7,259,461.17, 10,018,184.70 and 3,951,851.09 is: 5,453,624.34
Step by Step Solution
- Step 1: Write the proportion equation
7,259,461.17 : 10,018,184.70 = 3,951,851.09 : x - Step 2: Convert to fraction form
7,259,461.17/10,018,184.70 = 3,951,851.09/x - Step 3: Cross multiply
7,259,461.17x = 10,018,184.70 × 3,951,851.09 - Step 4: Simplify right side
7,259,461.17x = 39,590,374,106,757.07 - Step 5: Solve for x
x = 39,590,374,106,757.07/7,259,461.17 - Step 6: Final answer
x = 5,453,624.34
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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.