Finding the Fourth Proportional to 23,116,651.03, 31,888,883.87 and 14,293,281.81
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Solution
The fourth proportional to 23,116,651.03, 31,888,883.87 and 14,293,281.81 is: 19,717,250.70
Step by Step Solution
- Step 1: Write the proportion equation
23,116,651.03 : 31,888,883.87 = 14,293,281.81 : x - Step 2: Convert to fraction form
23,116,651.03/31,888,883.87 = 14,293,281.81/x - Step 3: Cross multiply
23,116,651.03x = 31,888,883.87 × 14,293,281.81 - Step 4: Simplify right side
23,116,651.03x = 455,796,803,760,273.44 - Step 5: Solve for x
x = 455,796,803,760,273.44/23,116,651.03 - Step 6: Final answer
x = 19,717,250.70
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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.