Finding the Fourth Proportional to 11,037,705.13, 15,232,033.16 and 6,144,083.28
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Solution
The fourth proportional to 11,037,705.13, 15,232,033.16 and 6,144,083.28 is: 8,478,834.97
Step by Step Solution
- Step 1: Write the proportion equation
11,037,705.13 : 15,232,033.16 = 6,144,083.28 : x - Step 2: Convert to fraction form
11,037,705.13/15,232,033.16 = 6,144,083.28/x - Step 3: Cross multiply
11,037,705.13x = 15,232,033.16 × 6,144,083.28 - Step 4: Simplify right side
11,037,705.13x = 93,586,880,251,081.47 - Step 5: Solve for x
x = 93,586,880,251,081.47/11,037,705.13 - Step 6: Final answer
x = 8,478,834.97
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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.