Finding the Fourth Proportional to 48,555,918.36, 67,006,385.28 and 26,528,944.68
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Solution
The fourth proportional to 48,555,918.36, 67,006,385.28 and 26,528,944.68 is: 36,609,516.37
Step by Step Solution
- Step 1: Write the proportion equation
48,555,918.36 : 67,006,385.28 = 26,528,944.68 : x - Step 2: Convert to fraction form
48,555,918.36/67,006,385.28 = 26,528,944.68/x - Step 3: Cross multiply
48,555,918.36x = 67,006,385.28 × 26,528,944.68 - Step 4: Simplify right side
48,555,918.36x = 1,777,608,688,299,886.25 - Step 5: Solve for x
x = 1,777,608,688,299,886.25/48,555,918.36 - Step 6: Final answer
x = 36,609,516.37
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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.