Finding the Fourth Proportional to 6,408,943.05, 8,844,340.75 and 3,508,335.88
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Solution
The fourth proportional to 6,408,943.05, 8,844,340.75 and 3,508,335.88 is: 4,841,503.16
Step by Step Solution
- Step 1: Write the proportion equation
6,408,943.05 : 8,844,340.75 = 3,508,335.88 : x - Step 2: Convert to fraction form
6,408,943.05/8,844,340.75 = 3,508,335.88/x - Step 3: Cross multiply
6,408,943.05x = 8,844,340.75 × 3,508,335.88 - Step 4: Simplify right side
6,408,943.05x = 31,028,918,016,906.03 - Step 5: Solve for x
x = 31,028,918,016,906.03/6,408,943.05 - Step 6: Final answer
x = 4,841,503.16
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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.