Finding the Fourth Proportional to 7,846,134.54, 10,832,496.39 and 6,221,106.06
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Solution
The fourth proportional to 7,846,134.54, 10,832,496.39 and 6,221,106.06 is: 8,588,956.59
Step by Step Solution
- Step 1: Write the proportion equation
7,846,134.54 : 10,832,496.39 = 6,221,106.06 : x - Step 2: Convert to fraction form
7,846,134.54/10,832,496.39 = 6,221,106.06/x - Step 3: Cross multiply
7,846,134.54x = 10,832,496.39 × 6,221,106.06 - Step 4: Simplify right side
7,846,134.54x = 67,390,108,936,757.12 - Step 5: Solve for x
x = 67,390,108,936,757.12/7,846,134.54 - Step 6: Final answer
x = 8,588,956.59
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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.