Finding the Fourth Proportional to 40,065,381.84, 55,290,230.64 and 22,661,352.48
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Solution
The fourth proportional to 40,065,381.84, 55,290,230.64 and 22,661,352.48 is: 31,272,668.52
Step by Step Solution
- Step 1: Write the proportion equation
40,065,381.84 : 55,290,230.64 = 22,661,352.48 : x - Step 2: Convert to fraction form
40,065,381.84/55,290,230.64 = 22,661,352.48/x - Step 3: Cross multiply
40,065,381.84x = 55,290,230.64 × 22,661,352.48 - Step 4: Simplify right side
40,065,381.84x = 1,252,951,405,233,536 - Step 5: Solve for x
x = 1,252,951,405,233,536/40,065,381.84 - Step 6: Final answer
x = 31,272,668.52
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.