Finding the Fourth Proportional to 34,414,341.21, 47,492,395.07 and 18,733,816.49
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Solution
The fourth proportional to 34,414,341.21, 47,492,395.07 and 18,733,816.49 is: 25,852,995.65
Step by Step Solution
- Step 1: Write the proportion equation
34,414,341.21 : 47,492,395.07 = 18,733,816.49 : x - Step 2: Convert to fraction form
34,414,341.21/47,492,395.07 = 18,733,816.49/x - Step 3: Cross multiply
34,414,341.21x = 47,492,395.07 × 18,733,816.49 - Step 4: Simplify right side
34,414,341.21x = 889,713,813,580,829.62 - Step 5: Solve for x
x = 889,713,813,580,829.62/34,414,341.21 - Step 6: Final answer
x = 25,852,995.65
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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.