Finding the Fourth Proportional to 32,239,927.20, 48,386,329.20 and 31,987,984.80
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Solution
The fourth proportional to 32,239,927.20, 48,386,329.20 and 31,987,984.80 is: 48,008,208.99
Step by Step Solution
- Step 1: Write the proportion equation
32,239,927.20 : 48,386,329.20 = 31,987,984.80 : x - Step 2: Convert to fraction form
32,239,927.20/48,386,329.20 = 31,987,984.80/x - Step 3: Cross multiply
32,239,927.20x = 48,386,329.20 × 31,987,984.80 - Step 4: Simplify right side
32,239,927.20x = 1,547,781,162,977,396.25 - Step 5: Solve for x
x = 1,547,781,162,977,396.25/32,239,927.20 - Step 6: Final answer
x = 48,008,208.99
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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.