Finding the Fourth Proportional to 16,235,304.58, 22,403,924.15 and 8,893,170.29
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Solution
The fourth proportional to 16,235,304.58, 22,403,924.15 and 8,893,170.29 is: 12,272,138.89
Step by Step Solution
- Step 1: Write the proportion equation
16,235,304.58 : 22,403,924.15 = 8,893,170.29 : x - Step 2: Convert to fraction form
16,235,304.58/22,403,924.15 = 8,893,170.29/x - Step 3: Cross multiply
16,235,304.58x = 22,403,924.15 × 8,893,170.29 - Step 4: Simplify right side
16,235,304.58x = 199,241,912,652,426.41 - Step 5: Solve for x
x = 199,241,912,652,426.41/16,235,304.58 - Step 6: Final answer
x = 12,272,138.89
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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.