Finding the Fourth Proportional to 8,762,849.49, 13,132,524.71 and 6,819,924.02
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Solution
The fourth proportional to 8,762,849.49, 13,132,524.71 and 6,819,924.02 is: 10,220,741.65
Step by Step Solution
- Step 1: Write the proportion equation
8,762,849.49 : 13,132,524.71 = 6,819,924.02 : x - Step 2: Convert to fraction form
8,762,849.49/13,132,524.71 = 6,819,924.02/x - Step 3: Cross multiply
8,762,849.49x = 13,132,524.71 × 6,819,924.02 - Step 4: Simplify right side
8,762,849.49x = 89,562,820,712,972.53 - Step 5: Solve for x
x = 89,562,820,712,972.53/8,762,849.49 - Step 6: Final answer
x = 10,220,741.65
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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.