Finding the Fourth Proportional to 42,861,151.99, 59,148,343.78 and 23,282,054.99
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Solution
The fourth proportional to 42,861,151.99, 59,148,343.78 and 23,282,054.99 is: 32,129,210.91
Step by Step Solution
- Step 1: Write the proportion equation
42,861,151.99 : 59,148,343.78 = 23,282,054.99 : x - Step 2: Convert to fraction form
42,861,151.99/59,148,343.78 = 23,282,054.99/x - Step 3: Cross multiply
42,861,151.99x = 59,148,343.78 × 23,282,054.99 - Step 4: Simplify right side
42,861,151.99x = 1,377,094,992,321,244 - Step 5: Solve for x
x = 1,377,094,992,321,244/42,861,151.99 - Step 6: Final answer
x = 32,129,210.91
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.