Finding the Fourth Proportional to 41,128,775.51, 61,325,461.05 and 39,998,799.05
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Solution
The fourth proportional to 41,128,775.51, 61,325,461.05 and 39,998,799.05 is: 59,640,598.65
Step by Step Solution
- Step 1: Write the proportion equation
41,128,775.51 : 61,325,461.05 = 39,998,799.05 : x - Step 2: Convert to fraction form
41,128,775.51/61,325,461.05 = 39,998,799.05/x - Step 3: Cross multiply
41,128,775.51x = 61,325,461.05 × 39,998,799.05 - Step 4: Simplify right side
41,128,775.51x = 2,452,944,792,730,929.50 - Step 5: Solve for x
x = 2,452,944,792,730,929.50/41,128,775.51 - Step 6: Final answer
x = 59,640,598.65
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.