Finding the Fourth Proportional to 5,329,663.44, 7,352,869.64 and 3,395,577.68
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Solution
The fourth proportional to 5,329,663.44, 7,352,869.64 and 3,395,577.68 is: 4,684,580.99
Step by Step Solution
- Step 1: Write the proportion equation
5,329,663.44 : 7,352,869.64 = 3,395,577.68 : x - Step 2: Convert to fraction form
5,329,663.44/7,352,869.64 = 3,395,577.68/x - Step 3: Cross multiply
5,329,663.44x = 7,352,869.64 × 3,395,577.68 - Step 4: Simplify right side
5,329,663.44x = 24,967,240,033,533.64 - Step 5: Solve for x
x = 24,967,240,033,533.64/5,329,663.44 - Step 6: Final answer
x = 4,684,580.99
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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.