Finding the Fourth Proportional to 14,796,595.10, 20,418,477.58 and 8,180,801.07
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Solution
The fourth proportional to 14,796,595.10, 20,418,477.58 and 8,180,801.07 is: 11,289,050.09
Step by Step Solution
- Step 1: Write the proportion equation
14,796,595.10 : 20,418,477.58 = 8,180,801.07 : x - Step 2: Convert to fraction form
14,796,595.10/20,418,477.58 = 8,180,801.07/x - Step 3: Cross multiply
14,796,595.10x = 20,418,477.58 × 8,180,801.07 - Step 4: Simplify right side
14,796,595.10x = 167,039,503,321,030.31 - Step 5: Solve for x
x = 167,039,503,321,030.31/14,796,595.10 - Step 6: Final answer
x = 11,289,050.09
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1.5x scale
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.