Finding the Fourth Proportional to 64,215,983.58, 88,618,117.95 and 36,714,487.74
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Solution
The fourth proportional to 64,215,983.58, 88,618,117.95 and 36,714,487.74 is: 50,666,027.73
Step by Step Solution
- Step 1: Write the proportion equation
64,215,983.58 : 88,618,117.95 = 36,714,487.74 : x - Step 2: Convert to fraction form
64,215,983.58/88,618,117.95 = 36,714,487.74/x - Step 3: Cross multiply
64,215,983.58x = 88,618,117.95 × 36,714,487.74 - Step 4: Simplify right side
64,215,983.58x = 3,253,568,805,017,149 - Step 5: Solve for x
x = 3,253,568,805,017,149/64,215,983.58 - Step 6: Final answer
x = 50,666,027.73
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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.