Finding the Fourth Proportional to 19,156,577.52, 26,432,596.19 and 11,317,366.08
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Solution
The fourth proportional to 19,156,577.52, 26,432,596.19 and 11,317,366.08 is: 15,615,908.80
Step by Step Solution
- Step 1: Write the proportion equation
19,156,577.52 : 26,432,596.19 = 11,317,366.08 : x - Step 2: Convert to fraction form
19,156,577.52/26,432,596.19 = 11,317,366.08/x - Step 3: Cross multiply
19,156,577.52x = 26,432,596.19 × 11,317,366.08 - Step 4: Simplify right side
19,156,577.52x = 299,147,367,470,456.38 - Step 5: Solve for x
x = 299,147,367,470,456.38/19,156,577.52 - Step 6: Final answer
x = 15,615,908.80
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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.