Finding the Fourth Proportional to 32,124,857.64, 48,276,218.16 and 31,346,126.52
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Solution
The fourth proportional to 32,124,857.64, 48,276,218.16 and 31,346,126.52 is: 47,105,965.71
Step by Step Solution
- Step 1: Write the proportion equation
32,124,857.64 : 48,276,218.16 = 31,346,126.52 : x - Step 2: Convert to fraction form
32,124,857.64/48,276,218.16 = 31,346,126.52/x - Step 3: Cross multiply
32,124,857.64x = 48,276,218.16 × 31,346,126.52 - Step 4: Simplify right side
32,124,857.64x = 1,513,272,442,350,481.50 - Step 5: Solve for x
x = 1,513,272,442,350,481.50/32,124,857.64 - Step 6: Final answer
x = 47,105,965.71
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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.