Finding the Fourth Proportional to 26,868,215.62, 40,304,743.74 and 8,672,842.18
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Solution
The fourth proportional to 26,868,215.62, 40,304,743.74 and 8,672,842.18 is: 13,010,044.53
Step by Step Solution
- Step 1: Write the proportion equation
26,868,215.62 : 40,304,743.74 = 8,672,842.18 : x - Step 2: Convert to fraction form
26,868,215.62/40,304,743.74 = 8,672,842.18/x - Step 3: Cross multiply
26,868,215.62x = 40,304,743.74 × 8,672,842.18 - Step 4: Simplify right side
26,868,215.62x = 349,556,681,562,362.94 - Step 5: Solve for x
x = 349,556,681,562,362.94/26,868,215.62 - Step 6: Final answer
x = 13,010,044.53
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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.