Finding the Fourth Proportional to 64,689,963.70, 97,006,951.95 and 26,338,731.70
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Solution
The fourth proportional to 64,689,963.70, 97,006,951.95 and 26,338,731.70 is: 39,496,699.86
Step by Step Solution
- Step 1: Write the proportion equation
64,689,963.70 : 97,006,951.95 = 26,338,731.70 : x - Step 2: Convert to fraction form
64,689,963.70/97,006,951.95 = 26,338,731.70/x - Step 3: Cross multiply
64,689,963.70x = 97,006,951.95 × 26,338,731.70 - Step 4: Simplify right side
64,689,963.70x = 2,555,040,080,445,842 - Step 5: Solve for x
x = 2,555,040,080,445,842/64,689,963.70 - Step 6: Final answer
x = 39,496,699.86
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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.