Finding the Fourth Proportional to 8,751,219.70, 13,105,834.35 and 4,258,246.90
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Solution
The fourth proportional to 8,751,219.70, 13,105,834.35 and 4,258,246.90 is: 6,377,154.32
Step by Step Solution
- Step 1: Write the proportion equation
8,751,219.70 : 13,105,834.35 = 4,258,246.90 : x - Step 2: Convert to fraction form
8,751,219.70/13,105,834.35 = 4,258,246.90/x - Step 3: Cross multiply
8,751,219.70x = 13,105,834.35 × 4,258,246.90 - Step 4: Simplify right side
8,751,219.70x = 55,807,878,492,801.02 - Step 5: Solve for x
x = 55,807,878,492,801.02/8,751,219.70 - Step 6: Final answer
x = 6,377,154.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.