Finding the Fourth Proportional to 21,777,778.75, 32,671,589.46 and 7,204,664.02
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Solution
The fourth proportional to 21,777,778.75, 32,671,589.46 and 7,204,664.02 is: 10,808,624.14
Step by Step Solution
- Step 1: Write the proportion equation
21,777,778.75 : 32,671,589.46 = 7,204,664.02 : x - Step 2: Convert to fraction form
21,777,778.75/32,671,589.46 = 7,204,664.02/x - Step 3: Cross multiply
21,777,778.75x = 32,671,589.46 × 7,204,664.02 - Step 4: Simplify right side
21,777,778.75x = 235,387,825,058,673.22 - Step 5: Solve for x
x = 235,387,825,058,673.22/21,777,778.75 - Step 6: Final answer
x = 10,808,624.14
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.