Finding the Fourth Proportional to 6,747,509.07, 9,301,877.74 and 4,810,406.62
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Solution
The fourth proportional to 6,747,509.07, 9,301,877.74 and 4,810,406.62 is: 6,631,456.71
Step by Step Solution
- Step 1: Write the proportion equation
6,747,509.07 : 9,301,877.74 = 4,810,406.62 : x - Step 2: Convert to fraction form
6,747,509.07/9,301,877.74 = 4,810,406.62/x - Step 3: Cross multiply
6,747,509.07x = 9,301,877.74 × 4,810,406.62 - Step 4: Simplify right side
6,747,509.07x = 44,745,814,294,984.62 - Step 5: Solve for x
x = 44,745,814,294,984.62/6,747,509.07 - Step 6: Final answer
x = 6,631,456.71
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1.5x scale
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.