Finding the Fourth Proportional to 33,254,636.79, 45,888,753.99 and 18,569,426.61
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Solution
The fourth proportional to 33,254,636.79, 45,888,753.99 and 18,569,426.61 is: 25,624,331.87
Step by Step Solution
- Step 1: Write the proportion equation
33,254,636.79 : 45,888,753.99 = 18,569,426.61 : x - Step 2: Convert to fraction form
33,254,636.79/45,888,753.99 = 18,569,426.61/x - Step 3: Cross multiply
33,254,636.79x = 45,888,753.99 × 18,569,426.61 - Step 4: Simplify right side
33,254,636.79x = 852,127,849,441,649.62 - Step 5: Solve for x
x = 852,127,849,441,649.62/33,254,636.79 - Step 6: Final answer
x = 25,624,331.87
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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.