Finding the Fourth Proportional to 49,466,367.67, 68,263,966.82 and 27,139,208.13
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Solution
The fourth proportional to 49,466,367.67, 68,263,966.82 and 27,139,208.13 is: 37,452,315.39
Step by Step Solution
- Step 1: Write the proportion equation
49,466,367.67 : 68,263,966.82 = 27,139,208.13 : x - Step 2: Convert to fraction form
49,466,367.67/68,263,966.82 = 27,139,208.13/x - Step 3: Cross multiply
49,466,367.67x = 68,263,966.82 × 27,139,208.13 - Step 4: Simplify right side
49,466,367.67x = 1,852,630,003,307,394 - Step 5: Solve for x
x = 1,852,630,003,307,394/49,466,367.67 - Step 6: Final answer
x = 37,452,315.39
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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.