Finding the Fourth Proportional to 19,744,839.90, 29,585,464.65 and 11,199,764.70
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Solution
The fourth proportional to 19,744,839.90, 29,585,464.65 and 11,199,764.70 is: 16,781,612.02
Step by Step Solution
- Step 1: Write the proportion equation
19,744,839.90 : 29,585,464.65 = 11,199,764.70 : x - Step 2: Convert to fraction form
19,744,839.90/29,585,464.65 = 11,199,764.70/x - Step 3: Cross multiply
19,744,839.90x = 29,585,464.65 × 11,199,764.70 - Step 4: Simplify right side
19,744,839.90x = 331,350,242,620,167.81 - Step 5: Solve for x
x = 331,350,242,620,167.81/19,744,839.90 - Step 6: Final answer
x = 16,781,612.02
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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.