Finding the Fourth Proportional to 48,865,247.20, 73,251,214.80 and 18,151,602.40
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Solution
The fourth proportional to 48,865,247.20, 73,251,214.80 and 18,151,602.40 is: 27,210,072.65
Step by Step Solution
- Step 1: Write the proportion equation
48,865,247.20 : 73,251,214.80 = 18,151,602.40 : x - Step 2: Convert to fraction form
48,865,247.20/73,251,214.80 = 18,151,602.40/x - Step 3: Cross multiply
48,865,247.20x = 73,251,214.80 × 18,151,602.40 - Step 4: Simplify right side
48,865,247.20x = 1,329,626,926,366,595.25 - Step 5: Solve for x
x = 1,329,626,926,366,595.25/48,865,247.20 - Step 6: Final answer
x = 27,210,072.65
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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.