Finding the Fourth Proportional to 13,310,526.84, 19,965,790.28 and 4,335,078.84
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Solution
The fourth proportional to 13,310,526.84, 19,965,790.28 and 4,335,078.84 is: 6,502,618.27
Step by Step Solution
- Step 1: Write the proportion equation
13,310,526.84 : 19,965,790.28 = 4,335,078.84 : x - Step 2: Convert to fraction form
13,310,526.84/19,965,790.28 = 4,335,078.84/x - Step 3: Cross multiply
13,310,526.84x = 19,965,790.28 × 4,335,078.84 - Step 4: Simplify right side
13,310,526.84x = 86,553,274,966,705.67 - Step 5: Solve for x
x = 86,553,274,966,705.67/13,310,526.84 - Step 6: Final answer
x = 6,502,618.27
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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.