Finding the Fourth Proportional to 20,773,435.04, 31,160,110.74 and 19,509,305.52
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Solution
The fourth proportional to 20,773,435.04, 31,160,110.74 and 19,509,305.52 is: 29,263,919.00
Step by Step Solution
- Step 1: Write the proportion equation
20,773,435.04 : 31,160,110.74 = 19,509,305.52 : x - Step 2: Convert to fraction form
20,773,435.04/31,160,110.74 = 19,509,305.52/x - Step 3: Cross multiply
20,773,435.04x = 31,160,110.74 × 19,509,305.52 - Step 4: Simplify right side
20,773,435.04x = 607,912,120,463,693.25 - Step 5: Solve for x
x = 607,912,120,463,693.25/20,773,435.04 - Step 6: Final answer
x = 29,263,919.00
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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.