Finding the Fourth Proportional to 39,807,374.07, 54,913,107.28 and 27,395,919.91
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Solution
The fourth proportional to 39,807,374.07, 54,913,107.28 and 27,395,919.91 is: 37,791,869.57
Step by Step Solution
- Step 1: Write the proportion equation
39,807,374.07 : 54,913,107.28 = 27,395,919.91 : x - Step 2: Convert to fraction form
39,807,374.07/54,913,107.28 = 27,395,919.91/x - Step 3: Cross multiply
39,807,374.07x = 54,913,107.28 × 27,395,919.91 - Step 4: Simplify right side
39,807,374.07x = 1,504,395,088,640,572.75 - Step 5: Solve for x
x = 1,504,395,088,640,572.75/39,807,374.07 - Step 6: Final answer
x = 37,791,869.57
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.