Finding the Fourth Proportional to 75,788,134.84, 104,581,307.82 and 42,746,563
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Solution
The fourth proportional to 75,788,134.84, 104,581,307.82 and 42,746,563 is: 58,986,693.27
Step by Step Solution
- Step 1: Write the proportion equation
75,788,134.84 : 104,581,307.82 = 42,746,563 : x - Step 2: Convert to fraction form
75,788,134.84/104,581,307.82 = 42,746,563/x - Step 3: Cross multiply
75,788,134.84x = 104,581,307.82 × 42,746,563 - Step 4: Simplify right side
75,788,134.84x = 4,470,491,463,350,022.50 - Step 5: Solve for x
x = 4,470,491,463,350,022.50/75,788,134.84 - Step 6: Final answer
x = 58,986,693.27
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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.