Finding the Fourth Proportional to 36,178,336.74, 49,926,419.98 and 19,658,461.26
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Solution
The fourth proportional to 36,178,336.74, 49,926,419.98 and 19,658,461.26 is: 27,128,847.85
Step by Step Solution
- Step 1: Write the proportion equation
36,178,336.74 : 49,926,419.98 = 19,658,461.26 : x - Step 2: Convert to fraction form
36,178,336.74/49,926,419.98 = 19,658,461.26/x - Step 3: Cross multiply
36,178,336.74x = 49,926,419.98 × 19,658,461.26 - Step 4: Simplify right side
36,178,336.74x = 981,476,593,027,320 - Step 5: Solve for x
x = 981,476,593,027,320/36,178,336.74 - Step 6: Final answer
x = 27,128,847.85
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.