Finding the Fourth Proportional to 13,258,771.74, 19,891,149.93 and 4,037,569.02
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Solution
The fourth proportional to 13,258,771.74, 19,891,149.93 and 4,037,569.02 is: 6,057,264.75
Step by Step Solution
- Step 1: Write the proportion equation
13,258,771.74 : 19,891,149.93 = 4,037,569.02 : x - Step 2: Convert to fraction form
13,258,771.74/19,891,149.93 = 4,037,569.02/x - Step 3: Cross multiply
13,258,771.74x = 19,891,149.93 × 4,037,569.02 - Step 4: Simplify right side
13,258,771.74x = 80,311,890,729,543.17 - Step 5: Solve for x
x = 80,311,890,729,543.17/13,258,771.74 - Step 6: Final answer
x = 6,057,264.75
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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.