Finding the Fourth Proportional to 29,217,542.27, 40,316,664.00 and 16,831,645.46
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Solution
The fourth proportional to 29,217,542.27, 40,316,664.00 and 16,831,645.46 is: 23,225,628.92
Step by Step Solution
- Step 1: Write the proportion equation
29,217,542.27 : 40,316,664.00 = 16,831,645.46 : x - Step 2: Convert to fraction form
29,217,542.27/40,316,664.00 = 16,831,645.46/x - Step 3: Cross multiply
29,217,542.27x = 40,316,664.00 × 16,831,645.46 - Step 4: Simplify right side
29,217,542.27x = 678,595,794,615,618.38 - Step 5: Solve for x
x = 678,595,794,615,618.38/29,217,542.27 - Step 6: Final answer
x = 23,225,628.92
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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.