Finding the Fourth Proportional to 69,819,540, 96,350,964.81 and 40,467,897.84
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Solution
The fourth proportional to 69,819,540, 96,350,964.81 and 40,467,897.84 is: 55,845,698.79
Step by Step Solution
- Step 1: Write the proportion equation
69,819,540 : 96,350,964.81 = 40,467,897.84 : x - Step 2: Convert to fraction form
69,819,540/96,350,964.81 = 40,467,897.84/x - Step 3: Cross multiply
69,819,540x = 96,350,964.81 × 40,467,897.84 - Step 4: Simplify right side
69,819,540x = 3,899,121,000,716,515.50 - Step 5: Solve for x
x = 3,899,121,000,716,515.50/69,819,540 - Step 6: Final answer
x = 55,845,698.79
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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.