Finding the Fourth Proportional to 16,395,449.62, 22,627,715.34 and 9,519,931.66
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Solution
The fourth proportional to 16,395,449.62, 22,627,715.34 and 9,519,931.66 is: 13,138,664.00
Step by Step Solution
- Step 1: Write the proportion equation
16,395,449.62 : 22,627,715.34 = 9,519,931.66 : x - Step 2: Convert to fraction form
16,395,449.62/22,627,715.34 = 9,519,931.66/x - Step 3: Cross multiply
16,395,449.62x = 22,627,715.34 × 9,519,931.66 - Step 4: Simplify right side
16,395,449.62x = 215,414,303,658,733.66 - Step 5: Solve for x
x = 215,414,303,658,733.66/16,395,449.62 - Step 6: Final answer
x = 13,138,664.00
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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.