Finding the Fourth Proportional to 13,019,957.10, 19,533,046.05 and 6,282,830.70
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Solution
The fourth proportional to 13,019,957.10, 19,533,046.05 and 6,282,830.70 is: 9,425,746.99
Step by Step Solution
- Step 1: Write the proportion equation
13,019,957.10 : 19,533,046.05 = 6,282,830.70 : x - Step 2: Convert to fraction form
13,019,957.10/19,533,046.05 = 6,282,830.70/x - Step 3: Cross multiply
13,019,957.10x = 19,533,046.05 × 6,282,830.70 - Step 4: Simplify right side
13,019,957.10x = 122,722,821,387,453.75 - Step 5: Solve for x
x = 122,722,821,387,453.75/13,019,957.10 - Step 6: Final answer
x = 9,425,746.99
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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.