Finding the Fourth Proportional to 21,394,051.11, 29,523,617.18 and 11,604,470.79
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Solution
The fourth proportional to 21,394,051.11, 29,523,617.18 and 11,604,470.79 is: 16,014,075.66
Step by Step Solution
- Step 1: Write the proportion equation
21,394,051.11 : 29,523,617.18 = 11,604,470.79 : x - Step 2: Convert to fraction form
21,394,051.11/29,523,617.18 = 11,604,470.79/x - Step 3: Cross multiply
21,394,051.11x = 29,523,617.18 × 11,604,470.79 - Step 4: Simplify right side
21,394,051.11x = 342,605,953,122,429.81 - Step 5: Solve for x
x = 342,605,953,122,429.81/21,394,051.11 - Step 6: Final answer
x = 16,014,075.66
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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.