Finding the Fourth Proportional to 17,664,276.35, 24,379,283.13 and 9,929,955.71
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Solution
The fourth proportional to 17,664,276.35, 24,379,283.13 and 9,929,955.71 is: 13,704,790.22
Step by Step Solution
- Step 1: Write the proportion equation
17,664,276.35 : 24,379,283.13 = 9,929,955.71 : x - Step 2: Convert to fraction form
17,664,276.35/24,379,283.13 = 9,929,955.71/x - Step 3: Cross multiply
17,664,276.35x = 24,379,283.13 × 9,929,955.71 - Step 4: Simplify right side
17,664,276.35x = 242,085,201,722,450.19 - Step 5: Solve for x
x = 242,085,201,722,450.19/17,664,276.35 - Step 6: Final answer
x = 13,704,790.22
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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.