Finding the Fourth Proportional to 17,577,228.78, 24,256,769.75 and 9,736,861.12
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Solution
The fourth proportional to 17,577,228.78, 24,256,769.75 and 9,736,861.12 is: 13,436,975.83
Step by Step Solution
- Step 1: Write the proportion equation
17,577,228.78 : 24,256,769.75 = 9,736,861.12 : x - Step 2: Convert to fraction form
17,577,228.78/24,256,769.75 = 9,736,861.12/x - Step 3: Cross multiply
17,577,228.78x = 24,256,769.75 × 9,736,861.12 - Step 4: Simplify right side
17,577,228.78x = 236,184,798,275,567.09 - Step 5: Solve for x
x = 236,184,798,275,567.09/17,577,228.78 - Step 6: Final answer
x = 13,436,975.83
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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.