Finding the Fourth Proportional to 36,207,439.80, 49,966,327.53 and 19,687,550.76
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Solution
The fourth proportional to 36,207,439.80, 49,966,327.53 and 19,687,550.76 is: 27,168,853.00
Step by Step Solution
- Step 1: Write the proportion equation
36,207,439.80 : 49,966,327.53 = 19,687,550.76 : x - Step 2: Convert to fraction form
36,207,439.80/49,966,327.53 = 19,687,550.76/x - Step 3: Cross multiply
36,207,439.80x = 49,966,327.53 × 19,687,550.76 - Step 4: Simplify right side
36,207,439.80x = 983,714,609,537,660.50 - Step 5: Solve for x
x = 983,714,609,537,660.50/36,207,439.80 - Step 6: Final answer
x = 27,168,853.00
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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.