Finding the Fourth Proportional to 16,191,072.56, 22,341,521.08 and 10,397,701.68
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Solution
The fourth proportional to 16,191,072.56, 22,341,521.08 and 10,397,701.68 is: 14,347,441.80
Step by Step Solution
- Step 1: Write the proportion equation
16,191,072.56 : 22,341,521.08 = 10,397,701.68 : x - Step 2: Convert to fraction form
16,191,072.56/22,341,521.08 = 10,397,701.68/x - Step 3: Cross multiply
16,191,072.56x = 22,341,521.08 × 10,397,701.68 - Step 4: Simplify right side
16,191,072.56x = 232,300,471,267,271.38 - Step 5: Solve for x
x = 232,300,471,267,271.38/16,191,072.56 - Step 6: Final answer
x = 14,347,441.80
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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.