Finding the Fourth Proportional to 67,731,180.84, 93,468,956.94 and 36,791,373.24
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Solution
The fourth proportional to 67,731,180.84, 93,468,956.94 and 36,791,373.24 is: 50,772,055.62
Step by Step Solution
- Step 1: Write the proportion equation
67,731,180.84 : 93,468,956.94 = 36,791,373.24 : x - Step 2: Convert to fraction form
67,731,180.84/93,468,956.94 = 36,791,373.24/x - Step 3: Cross multiply
67,731,180.84x = 93,468,956.94 × 36,791,373.24 - Step 4: Simplify right side
67,731,180.84x = 3,438,851,281,133,028.50 - Step 5: Solve for x
x = 3,438,851,281,133,028.50/67,731,180.84 - Step 6: Final answer
x = 50,772,055.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.