Finding the Fourth Proportional to 18,963,426.09, 26,169,597.35 and 10,261,598.73
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Solution
The fourth proportional to 18,963,426.09, 26,169,597.35 and 10,261,598.73 is: 14,161,043.77
Step by Step Solution
- Step 1: Write the proportion equation
18,963,426.09 : 26,169,597.35 = 10,261,598.73 : x - Step 2: Convert to fraction form
18,963,426.09/26,169,597.35 = 10,261,598.73/x - Step 3: Cross multiply
18,963,426.09x = 26,169,597.35 × 10,261,598.73 - Step 4: Simplify right side
18,963,426.09x = 268,541,906,880,063.38 - Step 5: Solve for x
x = 268,541,906,880,063.38/18,963,426.09 - Step 6: Final answer
x = 14,161,043.77
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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.