Finding the Fourth Proportional to 7,663,291.64, 10,576,051.98 and 4,400,533.88
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Solution
The fourth proportional to 7,663,291.64, 10,576,051.98 and 4,400,533.88 is: 6,073,144.18
Step by Step Solution
- Step 1: Write the proportion equation
7,663,291.64 : 10,576,051.98 = 4,400,533.88 : x - Step 2: Convert to fraction form
7,663,291.64/10,576,051.98 = 4,400,533.88/x - Step 3: Cross multiply
7,663,291.64x = 10,576,051.98 × 4,400,533.88 - Step 4: Simplify right side
7,663,291.64x = 46,540,275,054,631.09 - Step 5: Solve for x
x = 46,540,275,054,631.09/7,663,291.64 - Step 6: Final answer
x = 6,073,144.18
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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.