Finding the Fourth Proportional to 28,992,600.28, 43,494,149.70 and 11,943,799
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Solution
The fourth proportional to 28,992,600.28, 43,494,149.70 and 11,943,799 is: 17,917,860.99
Step by Step Solution
- Step 1: Write the proportion equation
28,992,600.28 : 43,494,149.70 = 11,943,799 : x - Step 2: Convert to fraction form
28,992,600.28/43,494,149.70 = 11,943,799/x - Step 3: Cross multiply
28,992,600.28x = 43,494,149.70 × 11,943,799 - Step 4: Simplify right side
28,992,600.28x = 519,485,381,692,710.31 - Step 5: Solve for x
x = 519,485,381,692,710.31/28,992,600.28 - Step 6: Final answer
x = 17,917,860.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.