Finding the Fourth Proportional to 13,258,587.33, 19,888,308.68 and 3,674,058.21
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Solution
The fourth proportional to 13,258,587.33, 19,888,308.68 and 3,674,058.21 is: 5,511,205.83
Step by Step Solution
- Step 1: Write the proportion equation
13,258,587.33 : 19,888,308.68 = 3,674,058.21 : x - Step 2: Convert to fraction form
13,258,587.33/19,888,308.68 = 3,674,058.21/x - Step 3: Cross multiply
13,258,587.33x = 19,888,308.68 × 3,674,058.21 - Step 4: Simplify right side
13,258,587.33x = 73,070,803,770,397.97 - Step 5: Solve for x
x = 73,070,803,770,397.97/13,258,587.33 - Step 6: Final answer
x = 5,511,205.83
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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.