Finding the Fourth Proportional to 7,139,756.02, 9,849,212.84 and 4,558,723.06
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Solution
The fourth proportional to 7,139,756.02, 9,849,212.84 and 4,558,723.06 is: 6,288,707.00
Step by Step Solution
- Step 1: Write the proportion equation
7,139,756.02 : 9,849,212.84 = 4,558,723.06 : x - Step 2: Convert to fraction form
7,139,756.02/9,849,212.84 = 4,558,723.06/x - Step 3: Cross multiply
7,139,756.02x = 9,849,212.84 × 4,558,723.06 - Step 4: Simplify right side
7,139,756.02x = 44,899,833,696,556.09 - Step 5: Solve for x
x = 44,899,833,696,556.09/7,139,756.02 - Step 6: Final answer
x = 6,288,707.00
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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.