Finding the Fourth Proportional to 19,245,683.70, 26,559,065.97 and 10,425,152.82
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Solution
The fourth proportional to 19,245,683.70, 26,559,065.97 and 10,425,152.82 is: 14,386,723.06
Step by Step Solution
- Step 1: Write the proportion equation
19,245,683.70 : 26,559,065.97 = 10,425,152.82 : x - Step 2: Convert to fraction form
19,245,683.70/26,559,065.97 = 10,425,152.82/x - Step 3: Cross multiply
19,245,683.70x = 26,559,065.97 × 10,425,152.82 - Step 4: Simplify right side
19,245,683.70x = 276,882,321,493,711.53 - Step 5: Solve for x
x = 276,882,321,493,711.53/19,245,683.70 - Step 6: Final answer
x = 14,386,723.06
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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.