Finding the Fourth Proportional to 17,312,838.36, 23,892,420.26 and 9,577,747.41
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Solution
The fourth proportional to 17,312,838.36, 23,892,420.26 and 9,577,747.41 is: 13,217,680.52
Step by Step Solution
- Step 1: Write the proportion equation
17,312,838.36 : 23,892,420.26 = 9,577,747.41 : x - Step 2: Convert to fraction form
17,312,838.36/23,892,420.26 = 9,577,747.41/x - Step 3: Cross multiply
17,312,838.36x = 23,892,420.26 × 9,577,747.41 - Step 4: Simplify right side
17,312,838.36x = 228,835,566,263,846.53 - Step 5: Solve for x
x = 228,835,566,263,846.53/17,312,838.36 - Step 6: Final answer
x = 13,217,680.52
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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.