Finding the Fourth Proportional to 6,663,765.06, 9,995,647.58 and 1,615,075.56
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Solution
The fourth proportional to 6,663,765.06, 9,995,647.58 and 1,615,075.56 is: 2,422,613.34
Step by Step Solution
- Step 1: Write the proportion equation
6,663,765.06 : 9,995,647.58 = 1,615,075.56 : x - Step 2: Convert to fraction form
6,663,765.06/9,995,647.58 = 1,615,075.56/x - Step 3: Cross multiply
6,663,765.06x = 9,995,647.58 × 1,615,075.56 - Step 4: Simplify right side
6,663,765.06x = 16,143,726,112,831.14 - Step 5: Solve for x
x = 16,143,726,112,831.14/6,663,765.06 - Step 6: Final answer
x = 2,422,613.34
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.