Finding the Fourth Proportional to 58,754,219.60, 88,139,623.80 and 18,360,491.60
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Solution
The fourth proportional to 58,754,219.60, 88,139,623.80 and 18,360,491.60 is: 27,543,329.37
Step by Step Solution
- Step 1: Write the proportion equation
58,754,219.60 : 88,139,623.80 = 18,360,491.60 : x - Step 2: Convert to fraction form
58,754,219.60/88,139,623.80 = 18,360,491.60/x - Step 3: Cross multiply
58,754,219.60x = 88,139,623.80 × 18,360,491.60 - Step 4: Simplify right side
58,754,219.60x = 1,618,286,822,407,060.25 - Step 5: Solve for x
x = 1,618,286,822,407,060.25/58,754,219.60 - Step 6: Final answer
x = 27,543,329.37
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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.