Finding the Fourth Proportional to 47,968,685.08, 71,953,040.04 and 13,430,175.34
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Solution
The fourth proportional to 47,968,685.08, 71,953,040.04 and 13,430,175.34 is: 20,145,266.49
Step by Step Solution
- Step 1: Write the proportion equation
47,968,685.08 : 71,953,040.04 = 13,430,175.34 : x - Step 2: Convert to fraction form
47,968,685.08/71,953,040.04 = 13,430,175.34/x - Step 3: Cross multiply
47,968,685.08x = 71,953,040.04 × 13,430,175.34 - Step 4: Simplify right side
47,968,685.08x = 966,341,943,983,240.75 - Step 5: Solve for x
x = 966,341,943,983,240.75/47,968,685.08 - Step 6: Final answer
x = 20,145,266.49
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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.