Finding the Fourth Proportional to 15,862,317.18, 23,793,989.13 and 7,551,315.42
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Solution
The fourth proportional to 15,862,317.18, 23,793,989.13 and 7,551,315.42 is: 11,327,217.52
Step by Step Solution
- Step 1: Write the proportion equation
15,862,317.18 : 23,793,989.13 = 7,551,315.42 : x - Step 2: Convert to fraction form
15,862,317.18/23,793,989.13 = 7,551,315.42/x - Step 3: Cross multiply
15,862,317.18x = 23,793,989.13 × 7,551,315.42 - Step 4: Simplify right side
15,862,317.18x = 179,675,917,020,681.38 - Step 5: Solve for x
x = 179,675,917,020,681.38/15,862,317.18 - Step 6: Final answer
x = 11,327,217.52
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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.