Finding the Fourth Proportional to 8,771,160.80, 13,157,643.59 and 3,310,854.91
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Solution
The fourth proportional to 8,771,160.80, 13,157,643.59 and 3,310,854.91 is: 4,966,622.99
Step by Step Solution
- Step 1: Write the proportion equation
8,771,160.80 : 13,157,643.59 = 3,310,854.91 : x - Step 2: Convert to fraction form
8,771,160.80/13,157,643.59 = 3,310,854.91/x - Step 3: Cross multiply
8,771,160.80x = 13,157,643.59 × 3,310,854.91 - Step 4: Simplify right side
8,771,160.80x = 43,563,048,834,533.15 - Step 5: Solve for x
x = 43,563,048,834,533.15/8,771,160.80 - Step 6: Final answer
x = 4,966,622.99
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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.