Finding the Fourth Proportional to 11,512,905.84, 17,266,206.24 and 4,323,883.68
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Solution
The fourth proportional to 11,512,905.84, 17,266,206.24 and 4,323,883.68 is: 6,484,641.53
Step by Step Solution
- Step 1: Write the proportion equation
11,512,905.84 : 17,266,206.24 = 4,323,883.68 : x - Step 2: Convert to fraction form
11,512,905.84/17,266,206.24 = 4,323,883.68/x - Step 3: Cross multiply
11,512,905.84x = 17,266,206.24 × 4,323,883.68 - Step 4: Simplify right side
11,512,905.84x = 74,657,067,376,650.16 - Step 5: Solve for x
x = 74,657,067,376,650.16/11,512,905.84 - Step 6: Final answer
x = 6,484,641.53
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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.