Finding the Fourth Proportional to 72,807,556.59, 109,211,743.16 and 24,285,277.18
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Solution
The fourth proportional to 72,807,556.59, 109,211,743.16 and 24,285,277.18 is: 36,428,051.95
Step by Step Solution
- Step 1: Write the proportion equation
72,807,556.59 : 109,211,743.16 = 24,285,277.18 : x - Step 2: Convert to fraction form
72,807,556.59/109,211,743.16 = 24,285,277.18/x - Step 3: Cross multiply
72,807,556.59x = 109,211,743.16 × 24,285,277.18 - Step 4: Simplify right side
72,807,556.59x = 2,652,237,454,211,388 - Step 5: Solve for x
x = 2,652,237,454,211,388/72,807,556.59 - Step 6: Final answer
x = 36,428,051.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.