Finding the Fourth Proportional to 11,292,958.53, 15,584,248.85 and 6,136,335.81
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Solution
The fourth proportional to 11,292,958.53, 15,584,248.85 and 6,136,335.81 is: 8,468,124.98
Step by Step Solution
- Step 1: Write the proportion equation
11,292,958.53 : 15,584,248.85 = 6,136,335.81 : x - Step 2: Convert to fraction form
11,292,958.53/15,584,248.85 = 6,136,335.81/x - Step 3: Cross multiply
11,292,958.53x = 15,584,248.85 × 6,136,335.81 - Step 4: Simplify right side
11,292,958.53x = 95,630,184,259,524.64 - Step 5: Solve for x
x = 95,630,184,259,524.64/11,292,958.53 - Step 6: Final answer
x = 8,468,124.98
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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.