Finding the Fourth Proportional to 19,800,729, 29,701,117 and 5,423,920.76
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Solution
The fourth proportional to 19,800,729, 29,701,117 and 5,423,920.76 is: 8,135,887.58
Step by Step Solution
- Step 1: Write the proportion equation
19,800,729 : 29,701,117 = 5,423,920.76 : x - Step 2: Convert to fraction form
19,800,729/29,701,117 = 5,423,920.76/x - Step 3: Cross multiply
19,800,729x = 29,701,117 × 5,423,920.76 - Step 4: Simplify right side
19,800,729x = 161,096,505,091,488.91 - Step 5: Solve for x
x = 161,096,505,091,488.91/19,800,729 - Step 6: Final answer
x = 8,135,887.58
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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.