Finding the Fourth Proportional to 12,048,588.84, 16,627,341.50 and 6,542,195.76
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Solution
The fourth proportional to 12,048,588.84, 16,627,341.50 and 6,542,195.76 is: 9,028,387.02
Step by Step Solution
- Step 1: Write the proportion equation
12,048,588.84 : 16,627,341.50 = 6,542,195.76 : x - Step 2: Convert to fraction form
12,048,588.84/16,627,341.50 = 6,542,195.76/x - Step 3: Cross multiply
12,048,588.84x = 16,627,341.50 × 6,542,195.76 - Step 4: Simplify right side
12,048,588.84x = 108,779,323,061,372.03 - Step 5: Solve for x
x = 108,779,323,061,372.03/12,048,588.84 - Step 6: Final answer
x = 9,028,387.02
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1.5x scale
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.