Finding the Fourth Proportional to 10,471,994.20, 15,695,549.70 and 4,406,714.20
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Solution
The fourth proportional to 10,471,994.20, 15,695,549.70 and 4,406,714.20 is: 6,604,835.76
Step by Step Solution
- Step 1: Write the proportion equation
10,471,994.20 : 15,695,549.70 = 4,406,714.20 : x - Step 2: Convert to fraction form
10,471,994.20/15,695,549.70 = 4,406,714.20/x - Step 3: Cross multiply
10,471,994.20x = 15,695,549.70 × 4,406,714.20 - Step 4: Simplify right side
10,471,994.20x = 69,165,801,739,795.74 - Step 5: Solve for x
x = 69,165,801,739,795.74/10,471,994.20 - Step 6: Final answer
x = 6,604,835.76
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.