Finding the Fourth Proportional to 16,000,304.72, 22,080,479.08 and 8,658,137.94
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Solution
The fourth proportional to 16,000,304.72, 22,080,479.08 and 8,658,137.94 is: 11,948,262.05
Step by Step Solution
- Step 1: Write the proportion equation
16,000,304.72 : 22,080,479.08 = 8,658,137.94 : x - Step 2: Convert to fraction form
16,000,304.72/22,080,479.08 = 8,658,137.94/x - Step 3: Cross multiply
16,000,304.72x = 22,080,479.08 × 8,658,137.94 - Step 4: Simplify right side
16,000,304.72x = 191,175,833,655,924.28 - Step 5: Solve for x
x = 191,175,833,655,924.28/16,000,304.72 - Step 6: Final answer
x = 11,948,262.05
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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.