Finding the Fourth Proportional to 15,259,602.09, 22,888,476.36 and 5,412,153.45
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Solution
The fourth proportional to 15,259,602.09, 22,888,476.36 and 5,412,153.45 is: 8,117,901.47
Step by Step Solution
- Step 1: Write the proportion equation
15,259,602.09 : 22,888,476.36 = 5,412,153.45 : x - Step 2: Convert to fraction form
15,259,602.09/22,888,476.36 = 5,412,153.45/x - Step 3: Cross multiply
15,259,602.09x = 22,888,476.36 × 5,412,153.45 - Step 4: Simplify right side
15,259,602.09x = 123,875,946,297,017.44 - Step 5: Solve for x
x = 123,875,946,297,017.44/15,259,602.09 - Step 6: Final answer
x = 8,117,901.47
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1.5x scale
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.