Finding the Fourth Proportional to 6,363,372.75, 8,781,455.84 and 3,501,804.75
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Solution
The fourth proportional to 6,363,372.75, 8,781,455.84 and 3,501,804.75 is: 4,832,491.35
Step by Step Solution
- Step 1: Write the proportion equation
6,363,372.75 : 8,781,455.84 = 3,501,804.75 : x - Step 2: Convert to fraction form
6,363,372.75/8,781,455.84 = 3,501,804.75/x - Step 3: Cross multiply
6,363,372.75x = 8,781,455.84 × 3,501,804.75 - Step 4: Simplify right side
6,363,372.75x = 30,750,943,754,918.22 - Step 5: Solve for x
x = 30,750,943,754,918.22/6,363,372.75 - Step 6: Final answer
x = 4,832,491.35
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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.