Finding the Fourth Proportional to 11,121,795.08, 15,349,688.53 and 6,227,332.58
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Solution
The fourth proportional to 11,121,795.08, 15,349,688.53 and 6,227,332.58 is: 8,594,621.18
Step by Step Solution
- Step 1: Write the proportion equation
11,121,795.08 : 15,349,688.53 = 6,227,332.58 : x - Step 2: Convert to fraction form
11,121,795.08/15,349,688.53 = 6,227,332.58/x - Step 3: Cross multiply
11,121,795.08x = 15,349,688.53 × 6,227,332.58 - Step 4: Simplify right side
11,121,795.08x = 95,587,615,498,527.19 - Step 5: Solve for x
x = 95,587,615,498,527.19/11,121,795.08 - Step 6: Final answer
x = 8,594,621.18
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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.