Finding the Fourth Proportional to 12,048,584.84, 16,627,335.98 and 6,542,191.76
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Solution
The fourth proportional to 12,048,584.84, 16,627,335.98 and 6,542,191.76 is: 9,028,381.50
Step by Step Solution
- Step 1: Write the proportion equation
12,048,584.84 : 16,627,335.98 = 6,542,191.76 : x - Step 2: Convert to fraction form
12,048,584.84/16,627,335.98 = 6,542,191.76/x - Step 3: Cross multiply
12,048,584.84x = 16,627,335.98 × 6,542,191.76 - Step 4: Simplify right side
12,048,584.84x = 108,779,220,439,107.53 - Step 5: Solve for x
x = 108,779,220,439,107.53/12,048,584.84 - Step 6: Final answer
x = 9,028,381.50
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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.