Finding the Fourth Proportional to 65,175,063.40, 97,775,717.10 and 19,116,843.40
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Solution
The fourth proportional to 65,175,063.40, 97,775,717.10 and 19,116,843.40 is: 28,679,113.98
Step by Step Solution
- Step 1: Write the proportion equation
65,175,063.40 : 97,775,717.10 = 19,116,843.40 : x - Step 2: Convert to fraction form
65,175,063.40/97,775,717.10 = 19,116,843.40/x - Step 3: Cross multiply
65,175,063.40x = 97,775,717.10 × 19,116,843.40 - Step 4: Simplify right side
65,175,063.40x = 1,869,163,072,123,402 - Step 5: Solve for x
x = 1,869,163,072,123,402/65,175,063.40 - Step 6: Final answer
x = 28,679,113.98
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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.