Finding the Fourth Proportional to 29,468,660.96, 40,668,006.28 and 16,415,904.08
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Solution
The fourth proportional to 29,468,660.96, 40,668,006.28 and 16,415,904.08 is: 22,654,646.27
Step by Step Solution
- Step 1: Write the proportion equation
29,468,660.96 : 40,668,006.28 = 16,415,904.08 : x - Step 2: Convert to fraction form
29,468,660.96/40,668,006.28 = 16,415,904.08/x - Step 3: Cross multiply
29,468,660.96x = 40,668,006.28 × 16,415,904.08 - Step 4: Simplify right side
29,468,660.96x = 667,602,090,217,317.62 - Step 5: Solve for x
x = 667,602,090,217,317.62/29,468,660.96 - Step 6: Final answer
x = 22,654,646.27
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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.