Finding the Fourth Proportional to 7,371,855.36, 11,053,221.12 and 2,878,848
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Solution
The fourth proportional to 7,371,855.36, 11,053,221.12 and 2,878,848 is: 4,316,490.48
Step by Step Solution
- Step 1: Write the proportion equation
7,371,855.36 : 11,053,221.12 = 2,878,848 : x - Step 2: Convert to fraction form
7,371,855.36/11,053,221.12 = 2,878,848/x - Step 3: Cross multiply
7,371,855.36x = 11,053,221.12 × 2,878,848 - Step 4: Simplify right side
7,371,855.36x = 31,820,543,514,869.76 - Step 5: Solve for x
x = 31,820,543,514,869.76/7,371,855.36 - Step 6: Final answer
x = 4,316,490.48
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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.