Finding the Fourth Proportional to 64,481,851.60, 96,596,806.20 and 38,846,712.40
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Solution
The fourth proportional to 64,481,851.60, 96,596,806.20 and 38,846,712.40 is: 58,194,177.99
Step by Step Solution
- Step 1: Write the proportion equation
64,481,851.60 : 96,596,806.20 = 38,846,712.40 : x - Step 2: Convert to fraction form
64,481,851.60/96,596,806.20 = 38,846,712.40/x - Step 3: Cross multiply
64,481,851.60x = 96,596,806.20 × 38,846,712.40 - Step 4: Simplify right side
64,481,851.60x = 3,752,468,349,209,937 - Step 5: Solve for x
x = 3,752,468,349,209,937/64,481,851.60 - Step 6: Final answer
x = 58,194,177.99
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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.