Finding the Fourth Proportional to 38,655,957.06, 58,025,950.60 and 15,642,735.62
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Solution
The fourth proportional to 38,655,957.06, 58,025,950.60 and 15,642,735.62 is: 23,481,105.45
Step by Step Solution
- Step 1: Write the proportion equation
38,655,957.06 : 58,025,950.60 = 15,642,735.62 : x - Step 2: Convert to fraction form
38,655,957.06/58,025,950.60 = 15,642,735.62/x - Step 3: Cross multiply
38,655,957.06x = 58,025,950.60 × 15,642,735.62 - Step 4: Simplify right side
38,655,957.06x = 907,684,604,176,186.62 - Step 5: Solve for x
x = 907,684,604,176,186.62/38,655,957.06 - Step 6: Final answer
x = 23,481,105.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.