Finding the Fourth Proportional to 39,973,560.16, 55,163,893.32 and 23,453,965.75
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Solution
The fourth proportional to 39,973,560.16, 55,163,893.32 and 23,453,965.75 is: 32,366,695.86
Step by Step Solution
- Step 1: Write the proportion equation
39,973,560.16 : 55,163,893.32 = 23,453,965.75 : x - Step 2: Convert to fraction form
39,973,560.16/55,163,893.32 = 23,453,965.75/x - Step 3: Cross multiply
39,973,560.16x = 55,163,893.32 × 23,453,965.75 - Step 4: Simplify right side
39,973,560.16x = 1,293,812,064,170,844.50 - Step 5: Solve for x
x = 1,293,812,064,170,844.50/39,973,560.16 - Step 6: Final answer
x = 32,366,695.86
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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.