Finding the Fourth Proportional to 12,652,716.58, 18,975,147.68 and 4,564,638.36
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Solution
The fourth proportional to 12,652,716.58, 18,975,147.68 and 4,564,638.36 is: 6,845,540.76
Step by Step Solution
- Step 1: Write the proportion equation
12,652,716.58 : 18,975,147.68 = 4,564,638.36 : x - Step 2: Convert to fraction form
12,652,716.58/18,975,147.68 = 4,564,638.36/x - Step 3: Cross multiply
12,652,716.58x = 18,975,147.68 × 4,564,638.36 - Step 4: Simplify right side
12,652,716.58x = 86,614,686,998,204.61 - Step 5: Solve for x
x = 86,614,686,998,204.61/12,652,716.58 - Step 6: Final answer
x = 6,845,540.76
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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.