Finding the Fourth Proportional to 6,492,713.49, 9,731,417.90 and 2,652,166.53
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Solution
The fourth proportional to 6,492,713.49, 9,731,417.90 and 2,652,166.53 is: 3,975,123.94
Step by Step Solution
- Step 1: Write the proportion equation
6,492,713.49 : 9,731,417.90 = 2,652,166.53 : x - Step 2: Convert to fraction form
6,492,713.49/9,731,417.90 = 2,652,166.53/x - Step 3: Cross multiply
6,492,713.49x = 9,731,417.90 × 2,652,166.53 - Step 4: Simplify right side
6,492,713.49x = 25,809,340,830,562.05 - Step 5: Solve for x
x = 25,809,340,830,562.05/6,492,713.49 - Step 6: Final answer
x = 3,975,123.94
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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.