Finding the Fourth Proportional to 39,442,582.42, 59,163,874.72 and 10,688,716.96
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Solution
The fourth proportional to 39,442,582.42, 59,163,874.72 and 10,688,716.96 is: 16,033,075.74
Step by Step Solution
- Step 1: Write the proportion equation
39,442,582.42 : 59,163,874.72 = 10,688,716.96 : x - Step 2: Convert to fraction form
39,442,582.42/59,163,874.72 = 10,688,716.96/x - Step 3: Cross multiply
39,442,582.42x = 59,163,874.72 × 10,688,716.96 - Step 4: Simplify right side
39,442,582.42x = 632,385,911,138,979.25 - Step 5: Solve for x
x = 632,385,911,138,979.25/39,442,582.42 - Step 6: Final answer
x = 16,033,075.74
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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.