Finding the Fourth Proportional to 6,696,486.70, 9,243,118.35 and 4,373,734.31
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Solution
The fourth proportional to 6,696,486.70, 9,243,118.35 and 4,373,734.31 is: 6,037,037.88
Step by Step Solution
- Step 1: Write the proportion equation
6,696,486.70 : 9,243,118.35 = 4,373,734.31 : x - Step 2: Convert to fraction form
6,696,486.70/9,243,118.35 = 4,373,734.31/x - Step 3: Cross multiply
6,696,486.70x = 9,243,118.35 × 4,373,734.31 - Step 4: Simplify right side
6,696,486.70x = 40,426,943,880,425.19 - Step 5: Solve for x
x = 40,426,943,880,425.19/6,696,486.70 - Step 6: Final answer
x = 6,037,037.88
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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.