Finding the Fourth Proportional to 29,525,916.80, 44,288,875.20 and 28,862,364.80
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Solution
The fourth proportional to 29,525,916.80, 44,288,875.20 and 28,862,364.80 is: 43,293,547.20
Step by Step Solution
- Step 1: Write the proportion equation
29,525,916.80 : 44,288,875.20 = 28,862,364.80 : x - Step 2: Convert to fraction form
29,525,916.80/44,288,875.20 = 28,862,364.80/x - Step 3: Cross multiply
29,525,916.80x = 44,288,875.20 × 28,862,364.80 - Step 4: Simplify right side
29,525,916.80x = 1,278,281,672,604,073 - Step 5: Solve for x
x = 1,278,281,672,604,073/29,525,916.80 - Step 6: Final answer
x = 43,293,547.20
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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.