Finding the Fourth Proportional to 19,453,840.23, 29,181,354.83 and 6,674,165.67
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Solution
The fourth proportional to 19,453,840.23, 29,181,354.83 and 6,674,165.67 is: 10,011,452.46
Step by Step Solution
- Step 1: Write the proportion equation
19,453,840.23 : 29,181,354.83 = 6,674,165.67 : x - Step 2: Convert to fraction form
19,453,840.23/29,181,354.83 = 6,674,165.67/x - Step 3: Cross multiply
19,453,840.23x = 29,181,354.83 × 6,674,165.67 - Step 4: Simplify right side
19,453,840.23x = 194,761,196,577,103.84 - Step 5: Solve for x
x = 194,761,196,577,103.84/19,453,840.23 - Step 6: Final answer
x = 10,011,452.46
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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.