Finding the Fourth Proportional to 6,806,646, 10,209,968.73 and 4,670,253.18
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Solution
The fourth proportional to 6,806,646, 10,209,968.73 and 4,670,253.18 is: 7,005,379.58
Step by Step Solution
- Step 1: Write the proportion equation
6,806,646 : 10,209,968.73 = 4,670,253.18 : x - Step 2: Convert to fraction form
6,806,646/10,209,968.73 = 4,670,253.18/x - Step 3: Cross multiply
6,806,646x = 10,209,968.73 × 4,670,253.18 - Step 4: Simplify right side
6,806,646x = 47,683,138,928,983.06 - Step 5: Solve for x
x = 47,683,138,928,983.06/6,806,646 - Step 6: Final answer
x = 7,005,379.58
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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.