Finding the Fourth Proportional to 36,762,547.80, 55,143,821.70 and 9,468,787.80
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Solution
The fourth proportional to 36,762,547.80, 55,143,821.70 and 9,468,787.80 is: 14,203,181.70
Step by Step Solution
- Step 1: Write the proportion equation
36,762,547.80 : 55,143,821.70 = 9,468,787.80 : x - Step 2: Convert to fraction form
36,762,547.80/55,143,821.70 = 9,468,787.80/x - Step 3: Cross multiply
36,762,547.80x = 55,143,821.70 × 9,468,787.80 - Step 4: Simplify right side
36,762,547.80x = 522,145,146,158,335.31 - Step 5: Solve for x
x = 522,145,146,158,335.31/36,762,547.80 - Step 6: Final answer
x = 14,203,181.70
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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.