Finding the Fourth Proportional to 57,501,609.74, 86,202,026.12 and 21,625,011.98
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Solution
The fourth proportional to 57,501,609.74, 86,202,026.12 and 21,625,011.98 is: 32,418,568.04
Step by Step Solution
- Step 1: Write the proportion equation
57,501,609.74 : 86,202,026.12 = 21,625,011.98 : x - Step 2: Convert to fraction form
57,501,609.74/86,202,026.12 = 21,625,011.98/x - Step 3: Cross multiply
57,501,609.74x = 86,202,026.12 × 21,625,011.98 - Step 4: Simplify right side
57,501,609.74x = 1,864,119,847,545,273 - Step 5: Solve for x
x = 1,864,119,847,545,273/57,501,609.74 - Step 6: Final answer
x = 32,418,568.04
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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.