Finding the Fourth Proportional to 87,934,809.64, 131,725,854.78 and 44,802,270.76
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Solution
The fourth proportional to 87,934,809.64, 131,725,854.78 and 44,802,270.76 is: 67,113,551.92
Step by Step Solution
- Step 1: Write the proportion equation
87,934,809.64 : 131,725,854.78 = 44,802,270.76 : x - Step 2: Convert to fraction form
87,934,809.64/131,725,854.78 = 44,802,270.76/x - Step 3: Cross multiply
87,934,809.64x = 131,725,854.78 × 44,802,270.76 - Step 4: Simplify right side
87,934,809.64x = 5,901,617,411,946,000 - Step 5: Solve for x
x = 5,901,617,411,946,000/87,934,809.64 - Step 6: Final answer
x = 67,113,551.92
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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.