Finding the Fourth Proportional to 69,942,331.98, 96,537,719.30 and 47,652,204.42
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Solution
The fourth proportional to 69,942,331.98, 96,537,719.30 and 47,652,204.42 is: 65,771,829.50
Step by Step Solution
- Step 1: Write the proportion equation
69,942,331.98 : 96,537,719.30 = 47,652,204.42 : x - Step 2: Convert to fraction form
69,942,331.98/96,537,719.30 = 47,652,204.42/x - Step 3: Cross multiply
69,942,331.98x = 96,537,719.30 × 47,652,204.42 - Step 4: Simplify right side
69,942,331.98x = 4,600,235,134,085,919 - Step 5: Solve for x
x = 4,600,235,134,085,919/69,942,331.98 - Step 6: Final answer
x = 65,771,829.50
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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.