Finding the Fourth Proportional to 29,069,703.68, 40,117,098.99 and 16,682,062.76
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Solution
The fourth proportional to 29,069,703.68, 40,117,098.99 and 16,682,062.76 is: 23,021,767.63
Step by Step Solution
- Step 1: Write the proportion equation
29,069,703.68 : 40,117,098.99 = 16,682,062.76 : x - Step 2: Convert to fraction form
29,069,703.68/40,117,098.99 = 16,682,062.76/x - Step 3: Cross multiply
29,069,703.68x = 40,117,098.99 × 16,682,062.76 - Step 4: Simplify right side
29,069,703.68x = 669,235,963,100,312.62 - Step 5: Solve for x
x = 669,235,963,100,312.62/29,069,703.68 - Step 6: Final answer
x = 23,021,767.63
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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.