Finding the Fourth Proportional to 13,303,350.45, 19,960,274.48 and 5,214,949.65
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Solution
The fourth proportional to 13,303,350.45, 19,960,274.48 and 5,214,949.65 is: 7,824,482.02
Step by Step Solution
- Step 1: Write the proportion equation
13,303,350.45 : 19,960,274.48 = 5,214,949.65 : x - Step 2: Convert to fraction form
13,303,350.45/19,960,274.48 = 5,214,949.65/x - Step 3: Cross multiply
13,303,350.45x = 19,960,274.48 × 5,214,949.65 - Step 4: Simplify right side
13,303,350.45x = 104,091,826,387,305.20 - Step 5: Solve for x
x = 104,091,826,387,305.20/13,303,350.45 - Step 6: Final answer
x = 7,824,482.02
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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.