Finding the Fourth Proportional to 57,267,910.08, 85,915,320.24 and 18,929,425.44
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Solution
The fourth proportional to 57,267,910.08, 85,915,320.24 and 18,929,425.44 is: 28,398,585.64
Step by Step Solution
- Step 1: Write the proportion equation
57,267,910.08 : 85,915,320.24 = 18,929,425.44 : x - Step 2: Convert to fraction form
57,267,910.08/85,915,320.24 = 18,929,425.44/x - Step 3: Cross multiply
57,267,910.08x = 85,915,320.24 × 18,929,425.44 - Step 4: Simplify right side
57,267,910.08x = 1,626,327,648,636,803 - Step 5: Solve for x
x = 1,626,327,648,636,803/57,267,910.08 - Step 6: Final answer
x = 28,398,585.64
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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.