Finding the Fourth Proportional to 21,986,288.04, 32,984,498.67 and 7,609,355.99
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Solution
The fourth proportional to 21,986,288.04, 32,984,498.67 and 7,609,355.99 is: 11,415,787.52
Step by Step Solution
- Step 1: Write the proportion equation
21,986,288.04 : 32,984,498.67 = 7,609,355.99 : x - Step 2: Convert to fraction form
21,986,288.04/32,984,498.67 = 7,609,355.99/x - Step 3: Cross multiply
21,986,288.04x = 32,984,498.67 × 7,609,355.99 - Step 4: Simplify right side
21,986,288.04x = 250,990,792,531,711.56 - Step 5: Solve for x
x = 250,990,792,531,711.56/21,986,288.04 - Step 6: Final answer
x = 11,415,787.52
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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.