Finding the Fourth Proportional to 8,767,098.97, 12,098,970.23 and 4,899,620.02
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Solution
The fourth proportional to 8,767,098.97, 12,098,970.23 and 4,899,620.02 is: 6,761,684.45
Step by Step Solution
- Step 1: Write the proportion equation
8,767,098.97 : 12,098,970.23 = 4,899,620.02 : x - Step 2: Convert to fraction form
8,767,098.97/12,098,970.23 = 4,899,620.02/x - Step 3: Cross multiply
8,767,098.97x = 12,098,970.23 × 4,899,620.02 - Step 4: Simplify right side
8,767,098.97x = 59,280,356,760,292 - Step 5: Solve for x
x = 59,280,356,760,292/8,767,098.97 - Step 6: Final answer
x = 6,761,684.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.