Finding the Fourth Proportional to 16,460,565.24, 22,715,282.74 and 9,118,375.68
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Solution
The fourth proportional to 16,460,565.24, 22,715,282.74 and 9,118,375.68 is: 12,583,193.75
Step by Step Solution
- Step 1: Write the proportion equation
16,460,565.24 : 22,715,282.74 = 9,118,375.68 : x - Step 2: Convert to fraction form
16,460,565.24/22,715,282.74 = 9,118,375.68/x - Step 3: Cross multiply
16,460,565.24x = 22,715,282.74 × 9,118,375.68 - Step 4: Simplify right side
16,460,565.24x = 207,126,481,700,739.75 - Step 5: Solve for x
x = 207,126,481,700,739.75/16,460,565.24 - Step 6: Final answer
x = 12,583,193.75
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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.