Finding the Fourth Proportional to 61,174,661.84, 91,759,503.98 and 15,115,370.92
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Solution
The fourth proportional to 61,174,661.84, 91,759,503.98 and 15,115,370.92 is: 22,672,441.44
Step by Step Solution
- Step 1: Write the proportion equation
61,174,661.84 : 91,759,503.98 = 15,115,370.92 : x - Step 2: Convert to fraction form
61,174,661.84/91,759,503.98 = 15,115,370.92/x - Step 3: Cross multiply
61,174,661.84x = 91,759,503.98 × 15,115,370.92 - Step 4: Simplify right side
61,174,661.84x = 1,386,978,937,901,306 - Step 5: Solve for x
x = 1,386,978,937,901,306/61,174,661.84 - Step 6: Final answer
x = 22,672,441.44
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.