Finding the Fourth Proportional to 19,385,907.48, 26,752,464.36 and 10,684,061.28
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Solution
The fourth proportional to 19,385,907.48, 26,752,464.36 and 10,684,061.28 is: 14,743,956.09
Step by Step Solution
- Step 1: Write the proportion equation
19,385,907.48 : 26,752,464.36 = 10,684,061.28 : x - Step 2: Convert to fraction form
19,385,907.48/26,752,464.36 = 10,684,061.28/x - Step 3: Cross multiply
19,385,907.48x = 26,752,464.36 × 10,684,061.28 - Step 4: Simplify right side
19,385,907.48x = 285,824,968,613,255.94 - Step 5: Solve for x
x = 285,824,968,613,255.94/19,385,907.48 - Step 6: Final answer
x = 14,743,956.09
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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.