Finding the Fourth Proportional to 46,471,836.99, 69,692,966.40 and 15,341,697.94
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Solution
The fourth proportional to 46,471,836.99, 69,692,966.40 and 15,341,697.94 is: 23,007,664.60
Step by Step Solution
- Step 1: Write the proportion equation
46,471,836.99 : 69,692,966.40 = 15,341,697.94 : x - Step 2: Convert to fraction form
46,471,836.99/69,692,966.40 = 15,341,697.94/x - Step 3: Cross multiply
46,471,836.99x = 69,692,966.40 × 15,341,697.94 - Step 4: Simplify right side
46,471,836.99x = 1,069,208,438,803,993.88 - Step 5: Solve for x
x = 1,069,208,438,803,993.88/46,471,836.99 - Step 6: Final answer
x = 23,007,664.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.