Finding the Fourth Proportional to 9,926,299.47, 13,694,804.94 and 6,490,551.63
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Solution
The fourth proportional to 9,926,299.47, 13,694,804.94 and 6,490,551.63 is: 8,954,680.32
Step by Step Solution
- Step 1: Write the proportion equation
9,926,299.47 : 13,694,804.94 = 6,490,551.63 : x - Step 2: Convert to fraction form
9,926,299.47/13,694,804.94 = 6,490,551.63/x - Step 3: Cross multiply
9,926,299.47x = 13,694,804.94 × 6,490,551.63 - Step 4: Simplify right side
9,926,299.47x = 88,886,838,525,849.05 - Step 5: Solve for x
x = 88,886,838,525,849.05/9,926,299.47 - Step 6: Final answer
x = 8,954,680.32
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1.5x scale
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.