Finding the Fourth Proportional to 28,901,033.84, 43,351,695.63 and 7,335,641.94
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Solution
The fourth proportional to 28,901,033.84, 43,351,695.63 and 7,335,641.94 is: 11,003,499.68
Step by Step Solution
- Step 1: Write the proportion equation
28,901,033.84 : 43,351,695.63 = 7,335,641.94 : x - Step 2: Convert to fraction form
28,901,033.84/43,351,695.63 = 7,335,641.94/x - Step 3: Cross multiply
28,901,033.84x = 43,351,695.63 × 7,335,641.94 - Step 4: Simplify right side
28,901,033.84x = 318,012,516,633,542.75 - Step 5: Solve for x
x = 318,012,516,633,542.75/28,901,033.84 - Step 6: Final answer
x = 11,003,499.68
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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.