Finding the Fourth Proportional to 16,062,134.29, 22,166,130.85 and 8,720,276.87
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Solution
The fourth proportional to 16,062,134.29, 22,166,130.85 and 8,720,276.87 is: 12,034,191.39
Step by Step Solution
- Step 1: Write the proportion equation
16,062,134.29 : 22,166,130.85 = 8,720,276.87 : x - Step 2: Convert to fraction form
16,062,134.29/22,166,130.85 = 8,720,276.87/x - Step 3: Cross multiply
16,062,134.29x = 22,166,130.85 × 8,720,276.87 - Step 4: Simplify right side
16,062,134.29x = 193,294,798,182,263.09 - Step 5: Solve for x
x = 193,294,798,182,263.09/16,062,134.29 - Step 6: Final answer
x = 12,034,191.39
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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.