Finding the Fourth Proportional to 35,457,652.62, 48,923,226.09 and 21,518,698.50
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Solution
The fourth proportional to 35,457,652.62, 48,923,226.09 and 21,518,698.50 is: 29,690,745.84
Step by Step Solution
- Step 1: Write the proportion equation
35,457,652.62 : 48,923,226.09 = 21,518,698.50 : x - Step 2: Convert to fraction form
35,457,652.62/48,923,226.09 = 21,518,698.50/x - Step 3: Cross multiply
35,457,652.62x = 48,923,226.09 × 21,518,698.50 - Step 4: Simplify right side
35,457,652.62x = 1,052,764,151,878,044 - Step 5: Solve for x
x = 1,052,764,151,878,044/35,457,652.62 - Step 6: Final answer
x = 29,690,745.84
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.