Finding the Fourth Proportional to 14,941,519.08, 20,758,498.35 and 14,762,360.04
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Solution
The fourth proportional to 14,941,519.08, 20,758,498.35 and 14,762,360.04 is: 20,509,589.75
Step by Step Solution
- Step 1: Write the proportion equation
14,941,519.08 : 20,758,498.35 = 14,762,360.04 : x - Step 2: Convert to fraction form
14,941,519.08/20,758,498.35 = 14,762,360.04/x - Step 3: Cross multiply
14,941,519.08x = 20,758,498.35 × 14,762,360.04 - Step 4: Simplify right side
14,941,519.08x = 306,444,426,532,445.94 - Step 5: Solve for x
x = 306,444,426,532,445.94/14,941,519.08 - Step 6: Final answer
x = 20,509,589.75
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Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.