Finding the Fourth Proportional to 14,447,706.70, 19,937,073.24 and 8,251,535.26
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Solution
The fourth proportional to 14,447,706.70, 19,937,073.24 and 8,251,535.26 is: 11,386,683.45
Step by Step Solution
- Step 1: Write the proportion equation
14,447,706.70 : 19,937,073.24 = 8,251,535.26 : x - Step 2: Convert to fraction form
14,447,706.70/19,937,073.24 = 8,251,535.26/x - Step 3: Cross multiply
14,447,706.70x = 19,937,073.24 × 8,251,535.26 - Step 4: Simplify right side
14,447,706.70x = 164,511,462,821,062.44 - Step 5: Solve for x
x = 164,511,462,821,062.44/14,447,706.70 - Step 6: Final answer
x = 11,386,683.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.