Finding the Fourth Proportional to 15,775,554, 21,770,266.14 and 8,532,210
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Solution
The fourth proportional to 15,775,554, 21,770,266.14 and 8,532,210 is: 11,774,450.68
Step by Step Solution
- Step 1: Write the proportion equation
15,775,554 : 21,770,266.14 = 8,532,210 : x - Step 2: Convert to fraction form
15,775,554/21,770,266.14 = 8,532,210/x - Step 3: Cross multiply
15,775,554x = 21,770,266.14 × 8,532,210 - Step 4: Simplify right side
15,775,554x = 185,748,482,462,369.41 - Step 5: Solve for x
x = 185,748,482,462,369.41/15,775,554 - Step 6: Final answer
x = 11,774,450.68
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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.