Finding the Fourth Proportional to 40,825,809.24, 56,339,518.11 and 22,241,102.09
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Solution
The fourth proportional to 40,825,809.24, 56,339,518.11 and 22,241,102.09 is: 30,692,667.15
Step by Step Solution
- Step 1: Write the proportion equation
40,825,809.24 : 56,339,518.11 = 22,241,102.09 : x - Step 2: Convert to fraction form
40,825,809.24/56,339,518.11 = 22,241,102.09/x - Step 3: Cross multiply
40,825,809.24x = 56,339,518.11 × 22,241,102.09 - Step 4: Simplify right side
40,825,809.24x = 1,253,052,973,985,913.75 - Step 5: Solve for x
x = 1,253,052,973,985,913.75/40,825,809.24 - Step 6: Final answer
x = 30,692,667.15
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1.5x scale
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.