Finding the Fourth Proportional to 7,877,829.84, 11,806,804.71 and 4,225,501.64
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Solution
The fourth proportional to 7,877,829.84, 11,806,804.71 and 4,225,501.64 is: 6,332,920.82
Step by Step Solution
- Step 1: Write the proportion equation
7,877,829.84 : 11,806,804.71 = 4,225,501.64 : x - Step 2: Convert to fraction form
7,877,829.84/11,806,804.71 = 4,225,501.64/x - Step 3: Cross multiply
7,877,829.84x = 11,806,804.71 × 4,225,501.64 - Step 4: Simplify right side
7,877,829.84x = 49,889,672,606,230.70 - Step 5: Solve for x
x = 49,889,672,606,230.70/7,877,829.84 - Step 6: Final answer
x = 6,332,920.82
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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.