Finding the Fourth Proportional to 6,828,225.99, 9,422,962.01 and 3,888,045.48
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Solution
The fourth proportional to 6,828,225.99, 9,422,962.01 and 3,888,045.48 is: 5,365,508.54
Step by Step Solution
- Step 1: Write the proportion equation
6,828,225.99 : 9,422,962.01 = 3,888,045.48 : x - Step 2: Convert to fraction form
6,828,225.99/9,422,962.01 = 3,888,045.48/x - Step 3: Cross multiply
6,828,225.99x = 9,422,962.01 × 3,888,045.48 - Step 4: Simplify right side
6,828,225.99x = 36,636,904,851,192.21 - Step 5: Solve for x
x = 36,636,904,851,192.21/6,828,225.99 - Step 6: Final answer
x = 5,365,508.54
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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.