Finding the Fourth Proportional to 26,723,189.97, 40,065,154.88 and 8,516,908.53
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Solution
The fourth proportional to 26,723,189.97, 40,065,154.88 and 8,516,908.53 is: 12,769,106.52
Step by Step Solution
- Step 1: Write the proportion equation
26,723,189.97 : 40,065,154.88 = 8,516,908.53 : x - Step 2: Convert to fraction form
26,723,189.97/40,065,154.88 = 8,516,908.53/x - Step 3: Cross multiply
26,723,189.97x = 40,065,154.88 × 8,516,908.53 - Step 4: Simplify right side
26,723,189.97x = 341,231,259,310,658.56 - Step 5: Solve for x
x = 341,231,259,310,658.56/26,723,189.97 - Step 6: Final answer
x = 12,769,106.52
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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.