Finding the Fourth Proportional to 16,290,140.90, 24,440,526.75 and 7,769,370.38
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Solution
The fourth proportional to 16,290,140.90, 24,440,526.75 and 7,769,370.38 is: 11,656,590.68
Step by Step Solution
- Step 1: Write the proportion equation
16,290,140.90 : 24,440,526.75 = 7,769,370.38 : x - Step 2: Convert to fraction form
16,290,140.90/24,440,526.75 = 7,769,370.38/x - Step 3: Cross multiply
16,290,140.90x = 24,440,526.75 × 7,769,370.38 - Step 4: Simplify right side
16,290,140.90x = 189,887,504,603,047.66 - Step 5: Solve for x
x = 189,887,504,603,047.66/16,290,140.90 - Step 6: Final answer
x = 11,656,590.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.