Finding the Fourth Proportional to 36,254,957.17, 49,936,533.99 and 27,866,285.21
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Solution
The fourth proportional to 36,254,957.17, 49,936,533.99 and 27,866,285.21 is: 38,382,218.80
Step by Step Solution
- Step 1: Write the proportion equation
36,254,957.17 : 49,936,533.99 = 27,866,285.21 : x - Step 2: Convert to fraction form
36,254,957.17/49,936,533.99 = 27,866,285.21/x - Step 3: Cross multiply
36,254,957.17x = 49,936,533.99 × 27,866,285.21 - Step 4: Simplify right side
36,254,957.17x = 1,391,545,698,564,199.50 - Step 5: Solve for x
x = 1,391,545,698,564,199.50/36,254,957.17 - Step 6: Final answer
x = 38,382,218.80
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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.