Finding the Fourth Proportional to 6,747,420.30, 10,121,130.45 and 6,096,569.10
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Solution
The fourth proportional to 6,747,420.30, 10,121,130.45 and 6,096,569.10 is: 9,144,853.65
Step by Step Solution
- Step 1: Write the proportion equation
6,747,420.30 : 10,121,130.45 = 6,096,569.10 : x - Step 2: Convert to fraction form
6,747,420.30/10,121,130.45 = 6,096,569.10/x - Step 3: Cross multiply
6,747,420.30x = 10,121,130.45 × 6,096,569.10 - Step 4: Simplify right side
6,747,420.30x = 61,704,171,158,539.09 - Step 5: Solve for x
x = 61,704,171,158,539.09/6,747,420.30 - Step 6: Final answer
x = 9,144,853.65
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Double scale
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Similar ratio
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1.5x scale
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.