Finding the Fourth Proportional to 26,186,315.60, 39,277,049.84 and 12,350,101.79
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Solution
The fourth proportional to 26,186,315.60, 39,277,049.84 and 12,350,101.79 is: 18,524,009.67
Step by Step Solution
- Step 1: Write the proportion equation
26,186,315.60 : 39,277,049.84 = 12,350,101.79 : x - Step 2: Convert to fraction form
26,186,315.60/39,277,049.84 = 12,350,101.79/x - Step 3: Cross multiply
26,186,315.60x = 39,277,049.84 × 12,350,101.79 - Step 4: Simplify right side
26,186,315.60x = 485,075,563,473,152.69 - Step 5: Solve for x
x = 485,075,563,473,152.69/26,186,315.60 - Step 6: Final answer
x = 18,524,009.67
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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.