Finding the Fourth Proportional to 10,480,852.48, 14,462,619.56 and 6,129,181.84
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Solution
The fourth proportional to 10,480,852.48, 14,462,619.56 and 6,129,181.84 is: 8,457,711.37
Step by Step Solution
- Step 1: Write the proportion equation
10,480,852.48 : 14,462,619.56 = 6,129,181.84 : x - Step 2: Convert to fraction form
10,480,852.48/14,462,619.56 = 6,129,181.84/x - Step 3: Cross multiply
10,480,852.48x = 14,462,619.56 × 6,129,181.84 - Step 4: Simplify right side
10,480,852.48x = 88,644,025,165,980.80 - Step 5: Solve for x
x = 88,644,025,165,980.80/10,480,852.48 - Step 6: Final answer
x = 8,457,711.37
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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.