Finding the Fourth Proportional to 7,863,130.17, 10,849,324.53 and 4,424,116.41
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Solution
The fourth proportional to 7,863,130.17, 10,849,324.53 and 4,424,116.41 is: 6,104,270.65
Step by Step Solution
- Step 1: Write the proportion equation
7,863,130.17 : 10,849,324.53 = 4,424,116.41 : x - Step 2: Convert to fraction form
7,863,130.17/10,849,324.53 = 4,424,116.41/x - Step 3: Cross multiply
7,863,130.17x = 10,849,324.53 × 4,424,116.41 - Step 4: Simplify right side
7,863,130.17x = 47,998,674,690,588.54 - Step 5: Solve for x
x = 47,998,674,690,588.54/7,863,130.17 - Step 6: Final answer
x = 6,104,270.65
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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.