Finding the Fourth Proportional to 11,376,058.33, 15,699,031.49 and 6,149,055.88
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Solution
The fourth proportional to 11,376,058.33, 15,699,031.49 and 6,149,055.88 is: 8,485,735.49
Step by Step Solution
- Step 1: Write the proportion equation
11,376,058.33 : 15,699,031.49 = 6,149,055.88 : x - Step 2: Convert to fraction form
11,376,058.33/15,699,031.49 = 6,149,055.88/x - Step 3: Cross multiply
11,376,058.33x = 15,699,031.49 × 6,149,055.88 - Step 4: Simplify right side
11,376,058.33x = 96,534,221,928,886.08 - Step 5: Solve for x
x = 96,534,221,928,886.08/11,376,058.33 - Step 6: Final answer
x = 8,485,735.49
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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.