Finding the Fourth Proportional to 13,104,197.64, 19,656,346.68 and 4,006,259.82
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Solution
The fourth proportional to 13,104,197.64, 19,656,346.68 and 4,006,259.82 is: 6,009,405.08
Step by Step Solution
- Step 1: Write the proportion equation
13,104,197.64 : 19,656,346.68 = 4,006,259.82 : x - Step 2: Convert to fraction form
13,104,197.64/19,656,346.68 = 4,006,259.82/x - Step 3: Cross multiply
13,104,197.64x = 19,656,346.68 × 4,006,259.82 - Step 4: Simplify right side
13,104,197.64x = 78,748,431,912,074.39 - Step 5: Solve for x
x = 78,748,431,912,074.39/13,104,197.64 - Step 6: Final answer
x = 6,009,405.08
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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.