Finding the Fourth Proportional to 8,584,830.20, 12,036,457 and 8,584,830.20
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Solution
The fourth proportional to 8,584,830.20, 12,036,457 and 8,584,830.20 is: 12,036,457
Step by Step Solution
- Step 1: Write the proportion equation
8,584,830.20 : 12,036,457 = 8,584,830.20 : x - Step 2: Convert to fraction form
8,584,830.20/12,036,457 = 8,584,830.20/x - Step 3: Cross multiply
8,584,830.20x = 12,036,457 × 8,584,830.20 - Step 4: Simplify right side
8,584,830.20x = 103,330,939,554,601.39 - Step 5: Solve for x
x = 103,330,939,554,601.39/8,584,830.20 - Step 6: Final answer
x = 12,036,457
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.