Finding the Fourth Proportional to 32,326,931.88, 44,612,206.92 and 18,387,929.70
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Solution
The fourth proportional to 32,326,931.88, 44,612,206.92 and 18,387,929.70 is: 25,375,935.08
Step by Step Solution
- Step 1: Write the proportion equation
32,326,931.88 : 44,612,206.92 = 18,387,929.70 : x - Step 2: Convert to fraction form
32,326,931.88/44,612,206.92 = 18,387,929.70/x - Step 3: Cross multiply
32,326,931.88x = 44,612,206.92 × 18,387,929.70 - Step 4: Simplify right side
32,326,931.88x = 820,326,124,606,813.50 - Step 5: Solve for x
x = 820,326,124,606,813.50/32,326,931.88 - Step 6: Final answer
x = 25,375,935.08
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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.