Finding the Fourth Proportional to 66,528,096.60, 99,717,495.30 and 37,788,000.60
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Solution
The fourth proportional to 66,528,096.60, 99,717,495.30 and 37,788,000.60 is: 56,639,599.88
Step by Step Solution
- Step 1: Write the proportion equation
66,528,096.60 : 99,717,495.30 = 37,788,000.60 : x - Step 2: Convert to fraction form
66,528,096.60/99,717,495.30 = 37,788,000.60/x - Step 3: Cross multiply
66,528,096.60x = 99,717,495.30 × 37,788,000.60 - Step 4: Simplify right side
66,528,096.60x = 3,768,124,772,226,897 - Step 5: Solve for x
x = 3,768,124,772,226,897/66,528,096.60 - Step 6: Final answer
x = 56,639,599.88
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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.