Finding the Fourth Proportional to 8,277,177.80, 12,417,634.98 and 2,520,426.08
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Solution
The fourth proportional to 8,277,177.80, 12,417,634.98 and 2,520,426.08 is: 3,781,208.01
Step by Step Solution
- Step 1: Write the proportion equation
8,277,177.80 : 12,417,634.98 = 2,520,426.08 : x - Step 2: Convert to fraction form
8,277,177.80/12,417,634.98 = 2,520,426.08/x - Step 3: Cross multiply
8,277,177.80x = 12,417,634.98 × 2,520,426.08 - Step 4: Simplify right side
8,277,177.80x = 31,297,730,993,424.11 - Step 5: Solve for x
x = 31,297,730,993,424.11/8,277,177.80 - Step 6: Final answer
x = 3,781,208.01
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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.