Finding the Fourth Proportional to 56,722,390.80, 85,104,581.40 and 22,668,176.40
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Solution
The fourth proportional to 56,722,390.80, 85,104,581.40 and 22,668,176.40 is: 34,010,654.99
Step by Step Solution
- Step 1: Write the proportion equation
56,722,390.80 : 85,104,581.40 = 22,668,176.40 : x - Step 2: Convert to fraction form
56,722,390.80/85,104,581.40 = 22,668,176.40/x - Step 3: Cross multiply
56,722,390.80x = 85,104,581.40 × 22,668,176.40 - Step 4: Simplify right side
56,722,390.80x = 1,929,165,663,623,359 - Step 5: Solve for x
x = 1,929,165,663,623,359/56,722,390.80 - Step 6: Final answer
x = 34,010,654.99
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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.