Finding the Fourth Proportional to 36,766,129.80, 55,156,502.04 and 12,498,541.12
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Solution
The fourth proportional to 36,766,129.80, 55,156,502.04 and 12,498,541.12 is: 18,750,295.79
Step by Step Solution
- Step 1: Write the proportion equation
36,766,129.80 : 55,156,502.04 = 12,498,541.12 : x - Step 2: Convert to fraction form
36,766,129.80/55,156,502.04 = 12,498,541.12/x - Step 3: Cross multiply
36,766,129.80x = 55,156,502.04 × 12,498,541.12 - Step 4: Simplify right side
36,766,129.80x = 689,375,808,782,303.88 - Step 5: Solve for x
x = 689,375,808,782,303.88/36,766,129.80 - Step 6: Final answer
x = 18,750,295.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.