Finding the Fourth Proportional to 19,800,697.62, 29,701,070.12 and 5,423,889.36
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Solution
The fourth proportional to 19,800,697.62, 29,701,070.12 and 5,423,889.36 is: 8,135,840.52
Step by Step Solution
- Step 1: Write the proportion equation
19,800,697.62 : 29,701,070.12 = 5,423,889.36 : x - Step 2: Convert to fraction form
19,800,697.62/29,701,070.12 = 5,423,889.36/x - Step 3: Cross multiply
19,800,697.62x = 29,701,070.12 × 5,423,889.36 - Step 4: Simplify right side
19,800,697.62x = 161,095,318,028,857.12 - Step 5: Solve for x
x = 161,095,318,028,857.12/19,800,697.62 - Step 6: Final answer
x = 8,135,840.52
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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.