Finding the Fourth Proportional to 21,495,825.12, 29,664,108.72 and 11,837,964
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Solution
The fourth proportional to 21,495,825.12, 29,664,108.72 and 11,837,964 is: 16,336,318.76
Step by Step Solution
- Step 1: Write the proportion equation
21,495,825.12 : 29,664,108.72 = 11,837,964 : x - Step 2: Convert to fraction form
21,495,825.12/29,664,108.72 = 11,837,964/x - Step 3: Cross multiply
21,495,825.12x = 29,664,108.72 × 11,837,964 - Step 4: Simplify right side
21,495,825.12x = 351,162,651,119,446.06 - Step 5: Solve for x
x = 351,162,651,119,446.06/21,495,825.12 - Step 6: Final answer
x = 16,336,318.76
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.