Finding the Fourth Proportional to 36,905,699.40, 55,358,549.10 and 26,648,888.10
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Solution
The fourth proportional to 36,905,699.40, 55,358,549.10 and 26,648,888.10 is: 39,973,332.15
Step by Step Solution
- Step 1: Write the proportion equation
36,905,699.40 : 55,358,549.10 = 26,648,888.10 : x - Step 2: Convert to fraction form
36,905,699.40/55,358,549.10 = 26,648,888.10/x - Step 3: Cross multiply
36,905,699.40x = 55,358,549.10 × 26,648,888.10 - Step 4: Simplify right side
36,905,699.40x = 1,475,243,780,344,255.75 - Step 5: Solve for x
x = 1,475,243,780,344,255.75/36,905,699.40 - Step 6: Final answer
x = 39,973,332.15
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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.