Finding the Fourth Proportional to 11,004,894.68, 15,187,228.95 and 6,110,117.42
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Solution
The fourth proportional to 11,004,894.68, 15,187,228.95 and 6,110,117.42 is: 8,432,225.37
Step by Step Solution
- Step 1: Write the proportion equation
11,004,894.68 : 15,187,228.95 = 6,110,117.42 : x - Step 2: Convert to fraction form
11,004,894.68/15,187,228.95 = 6,110,117.42/x - Step 3: Cross multiply
11,004,894.68x = 15,187,228.95 × 6,110,117.42 - Step 4: Simplify right side
11,004,894.68x = 92,795,752,092,987.16 - Step 5: Solve for x
x = 92,795,752,092,987.16/11,004,894.68 - Step 6: Final answer
x = 8,432,225.37
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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.