Finding the Fourth Proportional to 57,559,774.80, 86,384,434.83 and 40,175,037.09
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Solution
The fourth proportional to 57,559,774.80, 86,384,434.83 and 40,175,037.09 is: 60,293,805.62
Step by Step Solution
- Step 1: Write the proportion equation
57,559,774.80 : 86,384,434.83 = 40,175,037.09 : x - Step 2: Convert to fraction form
57,559,774.80/86,384,434.83 = 40,175,037.09/x - Step 3: Cross multiply
57,559,774.80x = 86,384,434.83 × 40,175,037.09 - Step 4: Simplify right side
57,559,774.80x = 3,470,497,873,293,938 - Step 5: Solve for x
x = 3,470,497,873,293,938/57,559,774.80 - Step 6: Final answer
x = 60,293,805.62
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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.