Finding the Fourth Proportional to 12,127,125.14, 16,735,330.05 and 6,694,500.50
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Solution
The fourth proportional to 12,127,125.14, 16,735,330.05 and 6,694,500.50 is: 9,238,354.03
Step by Step Solution
- Step 1: Write the proportion equation
12,127,125.14 : 16,735,330.05 = 6,694,500.50 : x - Step 2: Convert to fraction form
12,127,125.14/16,735,330.05 = 6,694,500.50/x - Step 3: Cross multiply
12,127,125.14x = 16,735,330.05 × 6,694,500.50 - Step 4: Simplify right side
12,127,125.14x = 112,034,675,387,390.03 - Step 5: Solve for x
x = 112,034,675,387,390.03/12,127,125.14 - Step 6: Final answer
x = 9,238,354.03
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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.