Finding the Fourth Proportional to 32,597,438.10, 48,878,442.45 and 13,430,132.70
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Solution
The fourth proportional to 32,597,438.10, 48,878,442.45 and 13,430,132.70 is: 20,137,900.60
Step by Step Solution
- Step 1: Write the proportion equation
32,597,438.10 : 48,878,442.45 = 13,430,132.70 : x - Step 2: Convert to fraction form
32,597,438.10/48,878,442.45 = 13,430,132.70/x - Step 3: Cross multiply
32,597,438.10x = 48,878,442.45 × 13,430,132.70 - Step 4: Simplify right side
32,597,438.10x = 656,443,968,272,813.12 - Step 5: Solve for x
x = 656,443,968,272,813.12/32,597,438.10 - Step 6: Final answer
x = 20,137,900.60
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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.