Finding the Fourth Proportional to 10,346,289.24, 14,278,992.84 and 5,700,541.32
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Solution
The fourth proportional to 10,346,289.24, 14,278,992.84 and 5,700,541.32 is: 7,867,360.64
Step by Step Solution
- Step 1: Write the proportion equation
10,346,289.24 : 14,278,992.84 = 5,700,541.32 : x - Step 2: Convert to fraction form
10,346,289.24/14,278,992.84 = 5,700,541.32/x - Step 3: Cross multiply
10,346,289.24x = 14,278,992.84 × 5,700,541.32 - Step 4: Simplify right side
10,346,289.24x = 81,397,988,692,404.16 - Step 5: Solve for x
x = 81,397,988,692,404.16/10,346,289.24 - Step 6: Final answer
x = 7,867,360.64
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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.