Finding the Fourth Proportional to 10,645,101.74, 15,967,422.06 and 2,968,541.74
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Solution
The fourth proportional to 10,645,101.74, 15,967,422.06 and 2,968,541.74 is: 4,452,748.32
Step by Step Solution
- Step 1: Write the proportion equation
10,645,101.74 : 15,967,422.06 = 2,968,541.74 : x - Step 2: Convert to fraction form
10,645,101.74/15,967,422.06 = 2,968,541.74/x - Step 3: Cross multiply
10,645,101.74x = 15,967,422.06 × 2,968,541.74 - Step 4: Simplify right side
10,645,101.74x = 47,399,958,865,306.79 - Step 5: Solve for x
x = 47,399,958,865,306.79/10,645,101.74 - Step 6: Final answer
x = 4,452,748.32
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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.