Finding the Fourth Proportional to 10,406,463.99, 14,359,207.20 and 6,536,228.51
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Solution
The fourth proportional to 10,406,463.99, 14,359,207.20 and 6,536,228.51 is: 9,018,919.35
Step by Step Solution
- Step 1: Write the proportion equation
10,406,463.99 : 14,359,207.20 = 6,536,228.51 : x - Step 2: Convert to fraction form
10,406,463.99/14,359,207.20 = 6,536,228.51/x - Step 3: Cross multiply
10,406,463.99x = 14,359,207.20 × 6,536,228.51 - Step 4: Simplify right side
10,406,463.99x = 93,855,059,409,841.23 - Step 5: Solve for x
x = 93,855,059,409,841.23/10,406,463.99 - Step 6: Final answer
x = 9,018,919.35
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.