Finding the Fourth Proportional to 6,961,162.68, 9,608,170.32 and 4,756,918.14
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Solution
The fourth proportional to 6,961,162.68, 9,608,170.32 and 4,756,918.14 is: 6,565,753.71
Step by Step Solution
- Step 1: Write the proportion equation
6,961,162.68 : 9,608,170.32 = 4,756,918.14 : x - Step 2: Convert to fraction form
6,961,162.68/9,608,170.32 = 4,756,918.14/x - Step 3: Cross multiply
6,961,162.68x = 9,608,170.32 × 4,756,918.14 - Step 4: Simplify right side
6,961,162.68x = 45,705,279,687,417.60 - Step 5: Solve for x
x = 45,705,279,687,417.60/6,961,162.68 - Step 6: Final answer
x = 6,565,753.71
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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.