Finding the Fourth Proportional to 32,597,435.60, 48,878,438.70 and 13,430,130.20
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Solution
The fourth proportional to 32,597,435.60, 48,878,438.70 and 13,430,130.20 is: 20,137,896.85
Step by Step Solution
- Step 1: Write the proportion equation
32,597,435.60 : 48,878,438.70 = 13,430,130.20 : x - Step 2: Convert to fraction form
32,597,435.60/48,878,438.70 = 13,430,130.20/x - Step 3: Cross multiply
32,597,435.60x = 48,878,438.70 × 13,430,130.20 - Step 4: Simplify right side
32,597,435.60x = 656,443,795,713,718.75 - Step 5: Solve for x
x = 656,443,795,713,718.75/32,597,435.60 - Step 6: Final answer
x = 20,137,896.85
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.