Finding the Fourth Proportional to 21,882,386.88, 32,794,239.76 and 17,030,551.68
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Solution
The fourth proportional to 21,882,386.88, 32,794,239.76 and 17,030,551.68 is: 25,522,992.45
Step by Step Solution
- Step 1: Write the proportion equation
21,882,386.88 : 32,794,239.76 = 17,030,551.68 : x - Step 2: Convert to fraction form
21,882,386.88/32,794,239.76 = 17,030,551.68/x - Step 3: Cross multiply
21,882,386.88x = 32,794,239.76 × 17,030,551.68 - Step 4: Simplify right side
21,882,386.88x = 558,503,995,038,990.81 - Step 5: Solve for x
x = 558,503,995,038,990.81/21,882,386.88 - Step 6: Final answer
x = 25,522,992.45
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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.