Finding the Fourth Proportional to 49,716,209.22, 68,610,506.81 and 27,689,718.44
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Solution
The fourth proportional to 49,716,209.22, 68,610,506.81 and 27,689,718.44 is: 38,213,002.26
Step by Step Solution
- Step 1: Write the proportion equation
49,716,209.22 : 68,610,506.81 = 27,689,718.44 : x - Step 2: Convert to fraction form
49,716,209.22/68,610,506.81 = 27,689,718.44/x - Step 3: Cross multiply
49,716,209.22x = 68,610,506.81 × 27,689,718.44 - Step 4: Simplify right side
49,716,209.22x = 1,899,805,615,113,101.50 - Step 5: Solve for x
x = 1,899,805,615,113,101.50/49,716,209.22 - Step 6: Final answer
x = 38,213,002.26
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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.