Finding the Fourth Proportional to 13,283,725.98, 19,908,481.10 and 6,447,068.67
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Solution
The fourth proportional to 13,283,725.98, 19,908,481.10 and 6,447,068.67 is: 9,662,299.94
Step by Step Solution
- Step 1: Write the proportion equation
13,283,725.98 : 19,908,481.10 = 6,447,068.67 : x - Step 2: Convert to fraction form
13,283,725.98/19,908,481.10 = 6,447,068.67/x - Step 3: Cross multiply
13,283,725.98x = 19,908,481.10 × 6,447,068.67 - Step 4: Simplify right side
13,283,725.98x = 128,351,344,734,861.78 - Step 5: Solve for x
x = 128,351,344,734,861.78/13,283,725.98 - Step 6: Final answer
x = 9,662,299.94
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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.