Finding the Fourth Proportional to 10,203,097.13, 14,081,268.58 and 7,620,293.87
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Solution
The fourth proportional to 10,203,097.13, 14,081,268.58 and 7,620,293.87 is: 10,516,748.32
Step by Step Solution
- Step 1: Write the proportion equation
10,203,097.13 : 14,081,268.58 = 7,620,293.87 : x - Step 2: Convert to fraction form
10,203,097.13/14,081,268.58 = 7,620,293.87/x - Step 3: Cross multiply
10,203,097.13x = 14,081,268.58 × 7,620,293.87 - Step 4: Simplify right side
10,203,097.13x = 107,303,404,605,345.30 - Step 5: Solve for x
x = 107,303,404,605,345.30/10,203,097.13 - Step 6: Final answer
x = 10,516,748.32
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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.