Finding the Fourth Proportional to 40,773,297.68, 56,267,134.52 and 22,438,583.18
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Solution
The fourth proportional to 40,773,297.68, 56,267,134.52 and 22,438,583.18 is: 30,965,235.82
Step by Step Solution
- Step 1: Write the proportion equation
40,773,297.68 : 56,267,134.52 = 22,438,583.18 : x - Step 2: Convert to fraction form
40,773,297.68/56,267,134.52 = 22,438,583.18/x - Step 3: Cross multiply
40,773,297.68x = 56,267,134.52 × 22,438,583.18 - Step 4: Simplify right side
40,773,297.68x = 1,262,554,777,833,740.75 - Step 5: Solve for x
x = 1,262,554,777,833,740.75/40,773,297.68 - Step 6: Final answer
x = 30,965,235.82
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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.