Finding the Fourth Proportional to 49,418,820.81, 68,197,854.65 and 27,091,766.97
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Solution
The fourth proportional to 49,418,820.81, 68,197,854.65 and 27,091,766.97 is: 37,386,573.69
Step by Step Solution
- Step 1: Write the proportion equation
49,418,820.81 : 68,197,854.65 = 27,091,766.97 : x - Step 2: Convert to fraction form
49,418,820.81/68,197,854.65 = 27,091,766.97/x - Step 3: Cross multiply
49,418,820.81x = 68,197,854.65 × 27,091,766.97 - Step 4: Simplify right side
49,418,820.81x = 1,847,600,386,031,731 - Step 5: Solve for x
x = 1,847,600,386,031,731/49,418,820.81 - Step 6: Final answer
x = 37,386,573.69
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.