Finding the Fourth Proportional to 11,807,877.24, 16,294,900.18 and 6,847,280.12
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Solution
The fourth proportional to 11,807,877.24, 16,294,900.18 and 6,847,280.12 is: 9,449,263.72
Step by Step Solution
- Step 1: Write the proportion equation
11,807,877.24 : 16,294,900.18 = 6,847,280.12 : x - Step 2: Convert to fraction form
11,807,877.24/16,294,900.18 = 6,847,280.12/x - Step 3: Cross multiply
11,807,877.24x = 16,294,900.18 × 6,847,280.12 - Step 4: Simplify right side
11,807,877.24x = 111,575,746,059,898.42 - Step 5: Solve for x
x = 111,575,746,059,898.42/11,807,877.24 - Step 6: Final answer
x = 9,449,263.72
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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.