Finding the Fourth Proportional to 16,434,176.44, 22,679,146.34 and 9,190,832.44
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Solution
The fourth proportional to 16,434,176.44, 22,679,146.34 and 9,190,832.44 is: 12,683,339.18
Step by Step Solution
- Step 1: Write the proportion equation
16,434,176.44 : 22,679,146.34 = 9,190,832.44 : x - Step 2: Convert to fraction form
16,434,176.44/22,679,146.34 = 9,190,832.44/x - Step 3: Cross multiply
16,434,176.44x = 22,679,146.34 × 9,190,832.44 - Step 4: Simplify right side
16,434,176.44x = 208,440,233,893,179.25 - Step 5: Solve for x
x = 208,440,233,893,179.25/16,434,176.44 - Step 6: Final answer
x = 12,683,339.18
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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.