Finding the Fourth Proportional to 13,203,925.20, 19,805,887.80 and 6,029,471.70
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Solution
The fourth proportional to 13,203,925.20, 19,805,887.80 and 6,029,471.70 is: 9,044,207.55
Step by Step Solution
- Step 1: Write the proportion equation
13,203,925.20 : 19,805,887.80 = 6,029,471.70 : x - Step 2: Convert to fraction form
13,203,925.20/19,805,887.80 = 6,029,471.70/x - Step 3: Cross multiply
13,203,925.20x = 19,805,887.80 × 6,029,471.70 - Step 4: Simplify right side
13,203,925.20x = 119,419,039,983,475.27 - Step 5: Solve for x
x = 119,419,039,983,475.27/13,203,925.20 - Step 6: Final answer
x = 9,044,207.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.