Finding the Fourth Proportional to 48,456,041.64, 72,698,135.58 and 15,665,910.42
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Solution
The fourth proportional to 48,456,041.64, 72,698,135.58 and 15,665,910.42 is: 23,503,415.49
Step by Step Solution
- Step 1: Write the proportion equation
48,456,041.64 : 72,698,135.58 = 15,665,910.42 : x - Step 2: Convert to fraction form
48,456,041.64/72,698,135.58 = 15,665,910.42/x - Step 3: Cross multiply
48,456,041.64x = 72,698,135.58 × 15,665,910.42 - Step 4: Simplify right side
48,456,041.64x = 1,138,882,479,697,294.75 - Step 5: Solve for x
x = 1,138,882,479,697,294.75/48,456,041.64 - Step 6: Final answer
x = 23,503,415.49
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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.