Finding the Fourth Proportional to 89,881,422.62, 134,860,974.28 and 48,333,737.75
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Solution
The fourth proportional to 89,881,422.62, 134,860,974.28 and 48,333,737.75 is: 72,521,493.02
Step by Step Solution
- Step 1: Write the proportion equation
89,881,422.62 : 134,860,974.28 = 48,333,737.75 : x - Step 2: Convert to fraction form
89,881,422.62/134,860,974.28 = 48,333,737.75/x - Step 3: Cross multiply
89,881,422.62x = 134,860,974.28 × 48,333,737.75 - Step 4: Simplify right side
89,881,422.62x = 6,518,334,962,763,876 - Step 5: Solve for x
x = 6,518,334,962,763,876/89,881,422.62 - Step 6: Final answer
x = 72,521,493.02
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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.