Finding the Fourth Proportional to 7,610,903.68, 11,415,248.33 and 2,218,106.13
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Solution
The fourth proportional to 7,610,903.68, 11,415,248.33 and 2,218,106.13 is: 3,326,836.52
Step by Step Solution
- Step 1: Write the proportion equation
7,610,903.68 : 11,415,248.33 = 2,218,106.13 : x - Step 2: Convert to fraction form
7,610,903.68/11,415,248.33 = 2,218,106.13/x - Step 3: Cross multiply
7,610,903.68x = 11,415,248.33 × 2,218,106.13 - Step 4: Simplify right side
7,610,903.68x = 25,320,232,296,245.26 - Step 5: Solve for x
x = 25,320,232,296,245.26/7,610,903.68 - Step 6: Final answer
x = 3,326,836.52
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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.