Finding the Fourth Proportional to 10,319,862.08, 14,241,418.77 and 5,673,726.15
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Solution
The fourth proportional to 10,319,862.08, 14,241,418.77 and 5,673,726.15 is: 7,829,747.09
Step by Step Solution
- Step 1: Write the proportion equation
10,319,862.08 : 14,241,418.77 = 5,673,726.15 : x - Step 2: Convert to fraction form
10,319,862.08/14,241,418.77 = 5,673,726.15/x - Step 3: Cross multiply
10,319,862.08x = 14,241,418.77 × 5,673,726.15 - Step 4: Simplify right side
10,319,862.08x = 80,801,910,088,449.84 - Step 5: Solve for x
x = 80,801,910,088,449.84/10,319,862.08 - Step 6: Final answer
x = 7,829,747.09
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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.