Finding the Fourth Proportional to 61,211,501.74, 84,475,715.43 and 33,709,429.18
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Solution
The fourth proportional to 61,211,501.74, 84,475,715.43 and 33,709,429.18 is: 46,521,128.64
Step by Step Solution
- Step 1: Write the proportion equation
61,211,501.74 : 84,475,715.43 = 33,709,429.18 : x - Step 2: Convert to fraction form
61,211,501.74/84,475,715.43 = 33,709,429.18/x - Step 3: Cross multiply
61,211,501.74x = 84,475,715.43 × 33,709,429.18 - Step 4: Simplify right side
61,211,501.74x = 2,847,628,146,717,418.50 - Step 5: Solve for x
x = 2,847,628,146,717,418.50/61,211,501.74 - Step 6: Final answer
x = 46,521,128.64
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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.