Finding the Fourth Proportional to 14,847,191.64, 22,282,744.68 and 7,660,780.56
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Solution
The fourth proportional to 14,847,191.64, 22,282,744.68 and 7,660,780.56 is: 11,497,340.47
Step by Step Solution
- Step 1: Write the proportion equation
14,847,191.64 : 22,282,744.68 = 7,660,780.56 : x - Step 2: Convert to fraction form
14,847,191.64/22,282,744.68 = 7,660,780.56/x - Step 3: Cross multiply
14,847,191.64x = 22,282,744.68 × 7,660,780.56 - Step 4: Simplify right side
14,847,191.64x = 170,703,217,267,987.41 - Step 5: Solve for x
x = 170,703,217,267,987.41/14,847,191.64 - Step 6: Final answer
x = 11,497,340.47
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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.