Finding the Fourth Proportional to 14,122,730.26, 19,488,793.89 and 8,011,027.54
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Solution
The fourth proportional to 14,122,730.26, 19,488,793.89 and 8,011,027.54 is: 11,054,892.48
Step by Step Solution
- Step 1: Write the proportion equation
14,122,730.26 : 19,488,793.89 = 8,011,027.54 : x - Step 2: Convert to fraction form
14,122,730.26/19,488,793.89 = 8,011,027.54/x - Step 3: Cross multiply
14,122,730.26x = 19,488,793.89 × 8,011,027.54 - Step 4: Simplify right side
14,122,730.26x = 156,125,264,574,173.75 - Step 5: Solve for x
x = 156,125,264,574,173.75/14,122,730.26 - Step 6: Final answer
x = 11,054,892.48
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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.