Finding the Fourth Proportional to 42,652,622.99, 58,860,441.42 and 23,073,462.66
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Solution
The fourth proportional to 42,652,622.99, 58,860,441.42 and 23,073,462.66 is: 31,841,282.02
Step by Step Solution
- Step 1: Write the proportion equation
42,652,622.99 : 58,860,441.42 = 23,073,462.66 : x - Step 2: Convert to fraction form
42,652,622.99/58,860,441.42 = 23,073,462.66/x - Step 3: Cross multiply
42,652,622.99x = 58,860,441.42 × 23,073,462.66 - Step 4: Simplify right side
42,652,622.99x = 1,358,114,197,389,734.75 - Step 5: Solve for x
x = 1,358,114,197,389,734.75/42,652,622.99 - Step 6: Final answer
x = 31,841,282.02
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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.