Finding the Fourth Proportional to 11,537,058.29, 15,919,371.86 and 6,641,334.38
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Solution
The fourth proportional to 11,537,058.29, 15,919,371.86 and 6,641,334.38 is: 9,164,023.36
Step by Step Solution
- Step 1: Write the proportion equation
11,537,058.29 : 15,919,371.86 = 6,641,334.38 : x - Step 2: Convert to fraction form
11,537,058.29/15,919,371.86 = 6,641,334.38/x - Step 3: Cross multiply
11,537,058.29x = 15,919,371.86 × 6,641,334.38 - Step 4: Simplify right side
11,537,058.29x = 105,725,871,648,414.31 - Step 5: Solve for x
x = 105,725,871,648,414.31/11,537,058.29 - Step 6: Final answer
x = 9,164,023.36
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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.