Finding the Fourth Proportional to 16,141,158.88, 22,273,994.08 and 9,170,915.68
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Solution
The fourth proportional to 16,141,158.88, 22,273,994.08 and 9,170,915.68 is: 12,655,406.16
Step by Step Solution
- Step 1: Write the proportion equation
16,141,158.88 : 22,273,994.08 = 9,170,915.68 : x - Step 2: Convert to fraction form
16,141,158.88/22,273,994.08 = 9,170,915.68/x - Step 3: Cross multiply
16,141,158.88x = 22,273,994.08 × 9,170,915.68 - Step 4: Simplify right side
16,141,158.88x = 204,272,921,564,499.16 - Step 5: Solve for x
x = 204,272,921,564,499.16/16,141,158.88 - Step 6: Final answer
x = 12,655,406.16
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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.